40831440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 160

約数和(自身を含む): 142490880

約数和(自身を除く): 101659440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 460, 520, 552, 569, 598, 624, 690, 780, 897, 920, 1040, 1104, 1138, 1196, 1380, 1495, 1560, 1707, 1794, 1840, 2276, 2392, 2760, 2845, 2990, 3120, 3414, 3588, 4485, 4552, 4784, 5520, 5690, 5980, 6828, 7176, 7397, 8535, 8970, 9104, 11380, 11960, 13087, 13656, 14352, 14794, 17070, 17940, 22191, 22760, 23920, 26174, 27312, 29588, 34140, 35880, 36985, 39261, 44382, 45520, 52348, 59176, 65435, 68280, 71760, 73970, 78522, 88764, 104696, 110955, 118352, 130870, 136560, 147940, 157044, 170131, 177528, 196305, 209392, 221910, 261740, 295880, 314088, 340262, 355056, 392610, 443820, 510393, 523480, 591760, 628176, 680524, 785220, 850655, 887640, 1020786, 1046960, 1361048, 1570440, 1701310, 1775280, 2041572, 2551965, 2722096, 3140880, 3402620, 4083144, 5103930, 6805240, 8166288, 10207860, 13610480, 20415720, 40831440]

約数ペア:

[(1, 40831440), (2, 20415720), (3, 13610480), (4, 10207860), (5, 8166288), (6, 6805240), (8, 5103930), (10, 4083144), (12, 3402620), (13, 3140880), (15, 2722096), (16, 2551965), (20, 2041572), (23, 1775280), (24, 1701310), (26, 1570440), (30, 1361048), (39, 1046960), (40, 1020786), (46, 887640), (48, 850655), (52, 785220), (60, 680524), (65, 628176), (69, 591760), (78, 523480), (80, 510393), (92, 443820), (104, 392610), (115, 355056), (120, 340262), (130, 314088), (138, 295880), (156, 261740), (184, 221910), (195, 209392), (208, 196305), (230, 177528), (240, 170131), (260, 157044), (276, 147940), (299, 136560), (312, 130870), (345, 118352), (368, 110955), (390, 104696), (460, 88764), (520, 78522), (552, 73970), (569, 71760), (598, 68280), (624, 65435), (690, 59176), (780, 52348), (897, 45520), (920, 44382), (1040, 39261), (1104, 36985), (1138, 35880), (1196, 34140), (1380, 29588), (1495, 27312), (1560, 26174), (1707, 23920), (1794, 22760), (1840, 22191), (2276, 17940), (2392, 17070), (2760, 14794), (2845, 14352), (2990, 13656), (3120, 13087), (3414, 11960), (3588, 11380), (4485, 9104), (4552, 8970), (4784, 8535), (5520, 7397), (5690, 7176), (5980, 6828)]