720210960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 640

約数和(自身を含む): 3142656000

約数和(自身を除く): 2422445040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 23, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 46, 48, 54, 56, 57, 60, 63, 69, 70, 72, 76, 80, 84, 90, 92, 95, 105, 108, 109, 112, 114, 115, 120, 126, 133, 135, 138, 140, 144, 152, 161, 168, 171, 180, 184, 189, 190, 207, 210, 216, 218, 228, 230, 240, 252, 266, 270, 276, 280, 285, 304, 315, 322, 327, 336, 342, 345, 360, 368, 378, 380, 399, 414, 420, 432, 436, 437, 456, 460, 483, 504, 513, 532, 540, 545, 552, 560, 570, 621, 630, 644, 654, 665, 684, 690, 720, 756, 760, 763, 798, 805, 828, 840, 855, 872, 874, 912, 920, 945, 966, 981, 1008, 1026, 1035, 1064, 1080, 1090, 1104, 1140, 1197, 1242, 1260, 1288, 1308, 1311, 1330, 1368, 1380, 1449, 1512, 1520, 1526, 1596, 1610, 1635, 1656, 1680, 1710, 1744, 1748, 1840, 1890, 1932, 1962, 1995, 2052, 2070, 2071, 2128, 2160, 2180, 2185, 2280, 2289, 2394, 2415, 2484, 2507, 2520, 2565, 2576, 2616, 2622, 2660, 2736, 2760, 2898, 2943, 3024, 3052, 3059, 3105, 3192, 3220, 3270, 3312, 3420, 3496, 3591, 3780, 3815, 3864, 3924, 3933, 3990, 4104, 4140, 4142, 4347, 4360, 4370, 4560, 4578, 4788, 4830, 4905, 4968, 5014, 5040, 5130, 5232, 5244, 5320, 5520, 5796, 5886, 5985, 6104, 6118, 6210, 6213, 6384, 6440, 6540, 6555, 6840, 6867, 6992, 7182, 7245, 7521, 7560, 7630, 7728, 7848, 7866, 7980, 8208, 8280, 8284, 8694, 8720, 8740, 9156, 9177, 9576, 9660, 9810, 9936, 10028, 10260, 10355, 10488, 10640, 11445, 11592, 11772, 11799, 11970, 12208, 12236, 12420, 12426, 12535, 12880, 13080, 13110, 13680, 13734, 14364, 14490, 14497, 14715, 15042, 15120, 15260, 15295, 15696, 15732, 15960, 16560, 16568, 17388, 17480, 17549, 17955, 18312, 18354, 18639, 19152, 19320, 19620, 19665, 20056, 20520, 20601, 20710, 20976, 21735, 22563, 22890, 23184, 23544, 23598, 23940, 24472, 24840, 24852, 25070, 26160, 26220, 27468, 27531, 28728, 28980, 28994, 29430, 30084, 30520, 30590, 31065, 31464, 31920, 33136, 34335, 34776, 34960, 35098, 35910, 36624, 36708, 37278, 37605, 38640, 39240, 39330, 40112, 41040, 41202, 41420, 43470, 43491, 45126, 45780, 45885, 47088, 47196, 47633, 47880, 48944, 49680, 49704, 50140, 52440, 52647, 54936, 55062, 55917, 57456, 57960, 57988, 58860, 58995, 60168, 61040, 61180, 62130, 62928, 67689, 68670, 69552, 70196, 71820, 72485, 73416, 74556, 75210, 78480, 78660, 82404, 82593, 82840, 86940, 86982, 87745, 90252, 91560, 91770, 93195, 94392, 95266, 95760, 99408, 100280, 103005, 104880, 105294, 109872, 110124, 111834, 112815, 115920, 115976, 117720, 117990, 120336, 122360, 124260, 130473, 135378, 137340, 137655, 140392, 142899, 143640, 144970, 146832, 149112, 150420, 157320, 157941, 164808, 165186, 165680, 173880, 173964, 175490, 180504, 183120, 183540, 186390, 188784, 190532, 200560, 206010, 210588, 217455, 220248, 223668, 225630, 231952, 235440, 235980, 238165, 244720, 248520, 260946, 263235, 270756, 274680, 275310, 279585, 280784, 285798, 287280, 289940, 298224, 300840, 314640, 315882, 329616, 330372, 333431, 338445, 347760, 347928, 350980, 361008, 367080, 372780, 381064, 391419, 412020, 412965, 421176, 428697, 434910, 440496, 447336, 451260, 471960, 473823, 476330, 497040, 521892, 526470, 541512, 549360, 550620, 559170, 571596, 579880, 601680, 631764, 652365, 660744, 666862, 676890, 695856, 701960, 714495, 734160, 745560, 762128, 782838, 789705, 824040, 825930, 842352, 857394, 869820, 894672, 902520, 943920, 947646, 952660, 1000293, 1043784, 1052940, 1083024, 1101240, 1118340, 1143192, 1159760, 1263528, 1286091, 1304730, 1321488, 1333724, 1353780, 1403920, 1428990, 1491120, 1565676, 1579410, 1648080, 1651860, 1667155, 1714788, 1739640, 1805040, 1895292, 1905320, 1957095, 2000586, 2087568, 2105880, 2143485, 2202480, 2236680, 2286384, 2369115, 2527056, 2572182, 2609460, 2667448, 2707560, 2857980, 3000879, 3131352, 3158820, 3303720, 3334310, 3429576, 3479280, 3790584, 3810640, 3914190, 4001172, 4211760, 4286970, 4473360, 4738230, 5001465, 5144364, 5218920, 5334896, 5415120, 5715960, 6001758, 6262704, 6317640, 6430455, 6607440, 6668620, 6859152, 7581168, 7828380, 8002344, 8573940, 9002637, 9476460, 10002930, 10288728, 10437840, 11431920, 12003516, 12635280, 12860910, 13337240, 15004395, 15656760, 16004688, 17147880, 18005274, 18952920, 20005860, 20577456, 24007032, 25721820, 26674480, 30008790, 31313520, 34295760, 36010548, 37905840, 40011720, 45013185, 48014064, 51443640, 60017580, 72021096, 80023440, 90026370, 102887280, 120035160, 144042192, 180052740, 240070320, 360105480, 720210960]

約数ペア:

[(1, 720210960), (2, 360105480), (3, 240070320), (4, 180052740), (5, 144042192), (6, 120035160), (7, 102887280), (8, 90026370), (9, 80023440), (10, 72021096), (12, 60017580), (14, 51443640), (15, 48014064), (16, 45013185), (18, 40011720), (19, 37905840), (20, 36010548), (21, 34295760), (23, 31313520), (24, 30008790), (27, 26674480), (28, 25721820), (30, 24007032), (35, 20577456), (36, 20005860), (38, 18952920), (40, 18005274), (42, 17147880), (45, 16004688), (46, 15656760), (48, 15004395), (54, 13337240), (56, 12860910), (57, 12635280), (60, 12003516), (63, 11431920), (69, 10437840), (70, 10288728), (72, 10002930), (76, 9476460), (80, 9002637), (84, 8573940), (90, 8002344), (92, 7828380), (95, 7581168), (105, 6859152), (108, 6668620), (109, 6607440), (112, 6430455), (114, 6317640), (115, 6262704), (120, 6001758), (126, 5715960), (133, 5415120), (135, 5334896), (138, 5218920), (140, 5144364), (144, 5001465), (152, 4738230), (161, 4473360), (168, 4286970), (171, 4211760), (180, 4001172), (184, 3914190), (189, 3810640), (190, 3790584), (207, 3479280), (210, 3429576), (216, 3334310), (218, 3303720), (228, 3158820), (230, 3131352), (240, 3000879), (252, 2857980), (266, 2707560), (270, 2667448), (276, 2609460), (280, 2572182), (285, 2527056), (304, 2369115), (315, 2286384), (322, 2236680), (327, 2202480), (336, 2143485), (342, 2105880), (345, 2087568), (360, 2000586), (368, 1957095), (378, 1905320), (380, 1895292), (399, 1805040), (414, 1739640), (420, 1714788), (432, 1667155), (436, 1651860), (437, 1648080), (456, 1579410), (460, 1565676), (483, 1491120), (504, 1428990), (513, 1403920), (532, 1353780), (540, 1333724), (545, 1321488), (552, 1304730), (560, 1286091), (570, 1263528), (621, 1159760), (630, 1143192), (644, 1118340), (654, 1101240), (665, 1083024), (684, 1052940), (690, 1043784), (720, 1000293), (756, 952660), (760, 947646), (763, 943920), (798, 902520), (805, 894672), (828, 869820), (840, 857394), (855, 842352), (872, 825930), (874, 824040), (912, 789705), (920, 782838), (945, 762128), (966, 745560), (981, 734160), (1008, 714495), (1026, 701960), (1035, 695856), (1064, 676890), (1080, 666862), (1090, 660744), (1104, 652365), (1140, 631764), (1197, 601680), (1242, 579880), (1260, 571596), (1288, 559170), (1308, 550620), (1311, 549360), (1330, 541512), (1368, 526470), (1380, 521892), (1449, 497040), (1512, 476330), (1520, 473823), (1526, 471960), (1596, 451260), (1610, 447336), (1635, 440496), (1656, 434910), (1680, 428697), (1710, 421176), (1744, 412965), (1748, 412020), (1840, 391419), (1890, 381064), (1932, 372780), (1962, 367080), (1995, 361008), (2052, 350980), (2070, 347928), (2071, 347760), (2128, 338445), (2160, 333431), (2180, 330372), (2185, 329616), (2280, 315882), (2289, 314640), (2394, 300840), (2415, 298224), (2484, 289940), (2507, 287280), (2520, 285798), (2565, 280784), (2576, 279585), (2616, 275310), (2622, 274680), (2660, 270756), (2736, 263235), (2760, 260946), (2898, 248520), (2943, 244720), (3024, 238165), (3052, 235980), (3059, 235440), (3105, 231952), (3192, 225630), (3220, 223668), (3270, 220248), (3312, 217455), (3420, 210588), (3496, 206010), (3591, 200560), (3780, 190532), (3815, 188784), (3864, 186390), (3924, 183540), (3933, 183120), (3990, 180504), (4104, 175490), (4140, 173964), (4142, 173880), (4347, 165680), (4360, 165186), (4370, 164808), (4560, 157941), (4578, 157320), (4788, 150420), (4830, 149112), (4905, 146832), (4968, 144970), (5014, 143640), (5040, 142899), (5130, 140392), (5232, 137655), (5244, 137340), (5320, 135378), (5520, 130473), (5796, 124260), (5886, 122360), (5985, 120336), (6104, 117990), (6118, 117720), (6210, 115976), (6213, 115920), (6384, 112815), (6440, 111834), (6540, 110124), (6555, 109872), (6840, 105294), (6867, 104880), (6992, 103005), (7182, 100280), (7245, 99408), (7521, 95760), (7560, 95266), (7630, 94392), (7728, 93195), (7848, 91770), (7866, 91560), (7980, 90252), (8208, 87745), (8280, 86982), (8284, 86940), (8694, 82840), (8720, 82593), (8740, 82404), (9156, 78660), (9177, 78480), (9576, 75210), (9660, 74556), (9810, 73416), (9936, 72485), (10028, 71820), (10260, 70196), (10355, 69552), (10488, 68670), (10640, 67689), (11445, 62928), (11592, 62130), (11772, 61180), (11799, 61040), (11970, 60168), (12208, 58995), (12236, 58860), (12420, 57988), (12426, 57960), (12535, 57456), (12880, 55917), (13080, 55062), (13110, 54936), (13680, 52647), (13734, 52440), (14364, 50140), (14490, 49704), (14497, 49680), (14715, 48944), (15042, 47880), (15120, 47633), (15260, 47196), (15295, 47088), (15696, 45885), (15732, 45780), (15960, 45126), (16560, 43491), (16568, 43470), (17388, 41420), (17480, 41202), (17549, 41040), (17955, 40112), (18312, 39330), (18354, 39240), (18639, 38640), (19152, 37605), (19320, 37278), (19620, 36708), (19665, 36624), (20056, 35910), (20520, 35098), (20601, 34960), (20710, 34776), (20976, 34335), (21735, 33136), (22563, 31920), (22890, 31464), (23184, 31065), (23544, 30590), (23598, 30520), (23940, 30084), (24472, 29430), (24840, 28994), (24852, 28980), (25070, 28728), (26160, 27531), (26220, 27468)]