21487025520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2861}}^1$

素因数の和:2966

約数の個数: 400

約数和(自身を含む): 79871093280

約数和(自身を除く): 58384067760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 61, 72, 76, 80, 81, 90, 95, 108, 114, 120, 122, 135, 144, 152, 162, 171, 180, 183, 190, 216, 228, 240, 244, 270, 285, 304, 305, 324, 342, 360, 366, 380, 405, 432, 456, 488, 513, 540, 549, 570, 610, 648, 684, 720, 732, 760, 810, 855, 912, 915, 976, 1026, 1080, 1098, 1140, 1159, 1220, 1296, 1368, 1464, 1520, 1539, 1620, 1647, 1710, 1830, 2052, 2160, 2196, 2280, 2318, 2440, 2565, 2736, 2745, 2861, 2928, 3078, 3240, 3294, 3420, 3477, 3660, 4104, 4392, 4560, 4636, 4880, 4941, 5130, 5490, 5722, 5795, 6156, 6480, 6588, 6840, 6954, 7320, 7695, 8208, 8235, 8583, 8784, 9272, 9882, 10260, 10431, 10980, 11444, 11590, 12312, 13176, 13680, 13908, 14305, 14640, 15390, 16470, 17166, 17385, 18544, 19764, 20520, 20862, 21960, 22888, 23180, 24624, 24705, 25749, 26352, 27816, 28610, 30780, 31293, 32940, 34332, 34770, 39528, 41040, 41724, 42915, 43920, 45776, 46360, 49410, 51498, 52155, 54359, 55632, 57220, 61560, 62586, 65880, 68664, 69540, 77247, 79056, 83448, 85830, 92720, 93879, 98820, 102996, 104310, 108718, 114440, 123120, 125172, 128745, 131760, 137328, 139080, 154494, 156465, 163077, 166896, 171660, 174521, 187758, 197640, 205992, 208620, 217436, 228880, 231741, 250344, 257490, 271795, 278160, 308988, 312930, 326154, 343320, 349042, 375516, 386235, 395280, 411984, 417240, 434872, 463482, 469395, 489231, 500688, 514980, 523563, 543590, 617976, 625860, 652308, 686640, 698084, 751032, 772470, 815385, 834480, 869744, 872605, 926964, 938790, 978462, 1029960, 1047126, 1087180, 1158705, 1235952, 1251720, 1304616, 1396168, 1467693, 1502064, 1544940, 1570689, 1630770, 1745210, 1853928, 1877580, 1956924, 2059920, 2094252, 2174360, 2317410, 2446155, 2503440, 2609232, 2617815, 2792336, 2935386, 3089880, 3141378, 3261540, 3315899, 3490420, 3707856, 3755160, 3913848, 4188504, 4348720, 4403079, 4634820, 4712067, 4892310, 5235630, 5870772, 6179760, 6282756, 6523080, 6631798, 6980840, 7338465, 7510320, 7827696, 7853445, 8377008, 8806158, 9269640, 9424134, 9784620, 9947697, 10471260, 11741544, 12565512, 13046160, 13263596, 13961680, 14136201, 14676930, 15706890, 16579495, 17612316, 18539280, 18848268, 19569240, 19895394, 20942520, 22015395, 23483088, 23560335, 25131024, 26527192, 28272402, 29353860, 29843091, 31413780, 33158990, 35224632, 37696536, 39138480, 39790788, 41885040, 44030790, 47120670, 49738485, 53054384, 56544804, 58707720, 59686182, 62827560, 66317980, 70449264, 70681005, 75393072, 79581576, 88061580, 89529273, 94241340, 99476970, 113089608, 117415440, 119372364, 125655120, 132635960, 141362010, 149215455, 159163152, 176123160, 179058546, 188482680, 198953940, 226179216, 238744728, 265271920, 268587819, 282724020, 298430910, 352246320, 358117092, 376965360, 397907880, 447646365, 477489456, 537175638, 565448040, 596861820, 716234184, 795815760, 895292730, 1074351276, 1130896080, 1193723640, 1342939095, 1432468368, 1790585460, 2148702552, 2387447280, 2685878190, 3581170920, 4297405104, 5371756380, 7162341840, 10743512760, 21487025520]

約数ペア:

[(1, 21487025520), (2, 10743512760), (3, 7162341840), (4, 5371756380), (5, 4297405104), (6, 3581170920), (8, 2685878190), (9, 2387447280), (10, 2148702552), (12, 1790585460), (15, 1432468368), (16, 1342939095), (18, 1193723640), (19, 1130896080), (20, 1074351276), (24, 895292730), (27, 795815760), (30, 716234184), (36, 596861820), (38, 565448040), (40, 537175638), (45, 477489456), (48, 447646365), (54, 397907880), (57, 376965360), (60, 358117092), (61, 352246320), (72, 298430910), (76, 282724020), (80, 268587819), (81, 265271920), (90, 238744728), (95, 226179216), (108, 198953940), (114, 188482680), (120, 179058546), (122, 176123160), (135, 159163152), (144, 149215455), (152, 141362010), (162, 132635960), (171, 125655120), (180, 119372364), (183, 117415440), (190, 113089608), (216, 99476970), (228, 94241340), (240, 89529273), (244, 88061580), (270, 79581576), (285, 75393072), (304, 70681005), (305, 70449264), (324, 66317980), (342, 62827560), (360, 59686182), (366, 58707720), (380, 56544804), (405, 53054384), (432, 49738485), (456, 47120670), (488, 44030790), (513, 41885040), (540, 39790788), (549, 39138480), (570, 37696536), (610, 35224632), (648, 33158990), (684, 31413780), (720, 29843091), (732, 29353860), (760, 28272402), (810, 26527192), (855, 25131024), (912, 23560335), (915, 23483088), (976, 22015395), (1026, 20942520), (1080, 19895394), (1098, 19569240), (1140, 18848268), (1159, 18539280), (1220, 17612316), (1296, 16579495), (1368, 15706890), (1464, 14676930), (1520, 14136201), (1539, 13961680), (1620, 13263596), (1647, 13046160), (1710, 12565512), (1830, 11741544), (2052, 10471260), (2160, 9947697), (2196, 9784620), (2280, 9424134), (2318, 9269640), (2440, 8806158), (2565, 8377008), (2736, 7853445), (2745, 7827696), (2861, 7510320), (2928, 7338465), (3078, 6980840), (3240, 6631798), (3294, 6523080), (3420, 6282756), (3477, 6179760), (3660, 5870772), (4104, 5235630), (4392, 4892310), (4560, 4712067), (4636, 4634820), (4880, 4403079), (4941, 4348720), (5130, 4188504), (5490, 3913848), (5722, 3755160), (5795, 3707856), (6156, 3490420), (6480, 3315899), (6588, 3261540), (6840, 3141378), (6954, 3089880), (7320, 2935386), (7695, 2792336), (8208, 2617815), (8235, 2609232), (8583, 2503440), (8784, 2446155), (9272, 2317410), (9882, 2174360), (10260, 2094252), (10431, 2059920), (10980, 1956924), (11444, 1877580), (11590, 1853928), (12312, 1745210), (13176, 1630770), (13680, 1570689), (13908, 1544940), (14305, 1502064), (14640, 1467693), (15390, 1396168), (16470, 1304616), (17166, 1251720), (17385, 1235952), (18544, 1158705), (19764, 1087180), (20520, 1047126), (20862, 1029960), (21960, 978462), (22888, 938790), (23180, 926964), (24624, 872605), (24705, 869744), (25749, 834480), (26352, 815385), (27816, 772470), (28610, 751032), (30780, 698084), (31293, 686640), (32940, 652308), (34332, 625860), (34770, 617976), (39528, 543590), (41040, 523563), (41724, 514980), (42915, 500688), (43920, 489231), (45776, 469395), (46360, 463482), (49410, 434872), (51498, 417240), (52155, 411984), (54359, 395280), (55632, 386235), (57220, 375516), (61560, 349042), (62586, 343320), (65880, 326154), (68664, 312930), (69540, 308988), (77247, 278160), (79056, 271795), (83448, 257490), (85830, 250344), (92720, 231741), (93879, 228880), (98820, 217436), (102996, 208620), (104310, 205992), (108718, 197640), (114440, 187758), (123120, 174521), (125172, 171660), (128745, 166896), (131760, 163077), (137328, 156465), (139080, 154494)]