21170178640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{5527}}^1$

素因数の和:5709

約数の個数: 160

約数和(自身を含む): 55276462080

約数和(自身を除く): 34106283440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 127, 130, 145, 208, 232, 254, 260, 290, 377, 464, 508, 520, 580, 635, 754, 1016, 1040, 1160, 1270, 1508, 1651, 1885, 2032, 2320, 2540, 3016, 3302, 3683, 3770, 5080, 5527, 6032, 6604, 7366, 7540, 8255, 10160, 11054, 13208, 14732, 15080, 16510, 18415, 22108, 26416, 27635, 29464, 30160, 33020, 36830, 44216, 47879, 55270, 58928, 66040, 71851, 73660, 88432, 95758, 110540, 132080, 143702, 147320, 160283, 191516, 221080, 239395, 287404, 294640, 320566, 359255, 383032, 442160, 478790, 574808, 641132, 701929, 718510, 766064, 801415, 957580, 1149616, 1282264, 1403858, 1437020, 1602830, 1915160, 2083679, 2564528, 2807716, 2874040, 3205660, 3509645, 3830320, 4167358, 5615432, 5748080, 6411320, 7019290, 8334716, 9125077, 10418395, 11230864, 12822640, 14038580, 16669432, 18250154, 20355941, 20836790, 28077160, 33338864, 36500308, 40711882, 41673580, 45625385, 56154320, 73000616, 81423764, 83347160, 91250770, 101779705, 146001232, 162847528, 166694320, 182501540, 203559410, 264627233, 325695056, 365003080, 407118820, 529254466, 730006160, 814237640, 1058508932, 1323136165, 1628475280, 2117017864, 2646272330, 4234035728, 5292544660, 10585089320, 21170178640]

約数ペア:

[(1, 21170178640), (2, 10585089320), (4, 5292544660), (5, 4234035728), (8, 2646272330), (10, 2117017864), (13, 1628475280), (16, 1323136165), (20, 1058508932), (26, 814237640), (29, 730006160), (40, 529254466), (52, 407118820), (58, 365003080), (65, 325695056), (80, 264627233), (104, 203559410), (116, 182501540), (127, 166694320), (130, 162847528), (145, 146001232), (208, 101779705), (232, 91250770), (254, 83347160), (260, 81423764), (290, 73000616), (377, 56154320), (464, 45625385), (508, 41673580), (520, 40711882), (580, 36500308), (635, 33338864), (754, 28077160), (1016, 20836790), (1040, 20355941), (1160, 18250154), (1270, 16669432), (1508, 14038580), (1651, 12822640), (1885, 11230864), (2032, 10418395), (2320, 9125077), (2540, 8334716), (3016, 7019290), (3302, 6411320), (3683, 5748080), (3770, 5615432), (5080, 4167358), (5527, 3830320), (6032, 3509645), (6604, 3205660), (7366, 2874040), (7540, 2807716), (8255, 2564528), (10160, 2083679), (11054, 1915160), (13208, 1602830), (14732, 1437020), (15080, 1403858), (16510, 1282264), (18415, 1149616), (22108, 957580), (26416, 801415), (27635, 766064), (29464, 718510), (30160, 701929), (33020, 641132), (36830, 574808), (44216, 478790), (47879, 442160), (55270, 383032), (58928, 359255), (66040, 320566), (71851, 294640), (73660, 287404), (88432, 239395), (95758, 221080), (110540, 191516), (132080, 160283), (143702, 147320)]