51443640

素因数分解:

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

素因数の和:171

約数の個数: 256

約数和(自身を含む): 190080000

約数和(自身を除く): 138636360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 27, 30, 36, 38, 40, 45, 46, 54, 57, 60, 69, 72, 76, 90, 92, 95, 108, 109, 114, 115, 120, 135, 138, 152, 171, 180, 184, 190, 207, 216, 218, 228, 230, 270, 276, 285, 327, 342, 345, 360, 380, 414, 436, 437, 456, 460, 513, 540, 545, 552, 570, 621, 654, 684, 690, 760, 828, 855, 872, 874, 920, 981, 1026, 1035, 1080, 1090, 1140, 1242, 1308, 1311, 1368, 1380, 1635, 1656, 1710, 1748, 1962, 2052, 2070, 2071, 2180, 2185, 2280, 2484, 2507, 2565, 2616, 2622, 2760, 2943, 3105, 3270, 3420, 3496, 3924, 3933, 4104, 4140, 4142, 4360, 4370, 4905, 4968, 5014, 5130, 5244, 5886, 6210, 6213, 6540, 6555, 6840, 7521, 7848, 7866, 8280, 8284, 8740, 9810, 10028, 10260, 10355, 10488, 11772, 11799, 12420, 12426, 12535, 13080, 13110, 14715, 15042, 15732, 16568, 17480, 18639, 19620, 19665, 20056, 20520, 20710, 22563, 23544, 23598, 24840, 24852, 25070, 26220, 29430, 30084, 31065, 31464, 37278, 37605, 39240, 39330, 41420, 45126, 47196, 47633, 49704, 50140, 52440, 55917, 58860, 58995, 60168, 62130, 67689, 74556, 75210, 78660, 82840, 90252, 93195, 94392, 95266, 100280, 111834, 112815, 117720, 117990, 124260, 135378, 142899, 149112, 150420, 157320, 180504, 186390, 190532, 223668, 225630, 235980, 238165, 248520, 270756, 279585, 285798, 300840, 338445, 372780, 381064, 428697, 447336, 451260, 471960, 476330, 541512, 559170, 571596, 676890, 714495, 745560, 857394, 902520, 952660, 1118340, 1143192, 1286091, 1353780, 1428990, 1714788, 1905320, 2143485, 2236680, 2572182, 2707560, 2857980, 3429576, 4286970, 5144364, 5715960, 6430455, 8573940, 10288728, 12860910, 17147880, 25721820, 51443640]

約数ペア:

[(1, 51443640), (2, 25721820), (3, 17147880), (4, 12860910), (5, 10288728), (6, 8573940), (8, 6430455), (9, 5715960), (10, 5144364), (12, 4286970), (15, 3429576), (18, 2857980), (19, 2707560), (20, 2572182), (23, 2236680), (24, 2143485), (27, 1905320), (30, 1714788), (36, 1428990), (38, 1353780), (40, 1286091), (45, 1143192), (46, 1118340), (54, 952660), (57, 902520), (60, 857394), (69, 745560), (72, 714495), (76, 676890), (90, 571596), (92, 559170), (95, 541512), (108, 476330), (109, 471960), (114, 451260), (115, 447336), (120, 428697), (135, 381064), (138, 372780), (152, 338445), (171, 300840), (180, 285798), (184, 279585), (190, 270756), (207, 248520), (216, 238165), (218, 235980), (228, 225630), (230, 223668), (270, 190532), (276, 186390), (285, 180504), (327, 157320), (342, 150420), (345, 149112), (360, 142899), (380, 135378), (414, 124260), (436, 117990), (437, 117720), (456, 112815), (460, 111834), (513, 100280), (540, 95266), (545, 94392), (552, 93195), (570, 90252), (621, 82840), (654, 78660), (684, 75210), (690, 74556), (760, 67689), (828, 62130), (855, 60168), (872, 58995), (874, 58860), (920, 55917), (981, 52440), (1026, 50140), (1035, 49704), (1080, 47633), (1090, 47196), (1140, 45126), (1242, 41420), (1308, 39330), (1311, 39240), (1368, 37605), (1380, 37278), (1635, 31464), (1656, 31065), (1710, 30084), (1748, 29430), (1962, 26220), (2052, 25070), (2070, 24852), (2071, 24840), (2180, 23598), (2185, 23544), (2280, 22563), (2484, 20710), (2507, 20520), (2565, 20056), (2616, 19665), (2622, 19620), (2760, 18639), (2943, 17480), (3105, 16568), (3270, 15732), (3420, 15042), (3496, 14715), (3924, 13110), (3933, 13080), (4104, 12535), (4140, 12426), (4142, 12420), (4360, 11799), (4370, 11772), (4905, 10488), (4968, 10355), (5014, 10260), (5130, 10028), (5244, 9810), (5886, 8740), (6210, 8284), (6213, 8280), (6540, 7866), (6555, 7848), (6840, 7521)]