421132920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2389}}^1$

素因数の和:2529

約数の個数: 128

約数和(自身を含む): 1373198400

約数和(自身を除く): 952065480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 113, 120, 130, 156, 195, 226, 260, 312, 339, 390, 452, 520, 565, 678, 780, 904, 1130, 1356, 1469, 1560, 1695, 2260, 2389, 2712, 2938, 3390, 4407, 4520, 4778, 5876, 6780, 7167, 7345, 8814, 9556, 11752, 11945, 13560, 14334, 14690, 17628, 19112, 22035, 23890, 28668, 29380, 31057, 35256, 35835, 44070, 47780, 57336, 58760, 62114, 71670, 88140, 93171, 95560, 124228, 143340, 155285, 176280, 186342, 248456, 269957, 286680, 310570, 372684, 465855, 539914, 621140, 745368, 809871, 931710, 1079828, 1242280, 1349785, 1619742, 1863420, 2159656, 2699570, 3239484, 3509441, 3726840, 4049355, 5399140, 6478968, 7018882, 8098710, 10528323, 10798280, 14037764, 16197420, 17547205, 21056646, 28075528, 32394840, 35094410, 42113292, 52641615, 70188820, 84226584, 105283230, 140377640, 210566460, 421132920]

約数ペア:

[(1, 421132920), (2, 210566460), (3, 140377640), (4, 105283230), (5, 84226584), (6, 70188820), (8, 52641615), (10, 42113292), (12, 35094410), (13, 32394840), (15, 28075528), (20, 21056646), (24, 17547205), (26, 16197420), (30, 14037764), (39, 10798280), (40, 10528323), (52, 8098710), (60, 7018882), (65, 6478968), (78, 5399140), (104, 4049355), (113, 3726840), (120, 3509441), (130, 3239484), (156, 2699570), (195, 2159656), (226, 1863420), (260, 1619742), (312, 1349785), (339, 1242280), (390, 1079828), (452, 931710), (520, 809871), (565, 745368), (678, 621140), (780, 539914), (904, 465855), (1130, 372684), (1356, 310570), (1469, 286680), (1560, 269957), (1695, 248456), (2260, 186342), (2389, 176280), (2712, 155285), (2938, 143340), (3390, 124228), (4407, 95560), (4520, 93171), (4778, 88140), (5876, 71670), (6780, 62114), (7167, 58760), (7345, 57336), (8814, 47780), (9556, 44070), (11752, 35835), (11945, 35256), (13560, 31057), (14334, 29380), (14690, 28668), (17628, 23890), (19112, 22035)]