80357640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3581}}^1$

素因数の和:3623

約数の個数: 128

約数和(自身を含む): 278536320

約数和(自身を除く): 198178680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3581, 3740, 4488, 5610, 7162, 7480, 10743, 11220, 14324, 17905, 21486, 22440, 28648, 35810, 39391, 42972, 53715, 60877, 71620, 78782, 85944, 107430, 118173, 121754, 143240, 157564, 182631, 196955, 214860, 236346, 243508, 304385, 315128, 365262, 393910, 429720, 472692, 487016, 590865, 608770, 669647, 730524, 787820, 913155, 945384, 1181730, 1217540, 1339294, 1461048, 1575640, 1826310, 2008941, 2363460, 2435080, 2678588, 3348235, 3652620, 4017882, 4726920, 5357176, 6696470, 7305240, 8035764, 10044705, 13392940, 16071528, 20089410, 26785880, 40178820, 80357640]

約数ペア:

[(1, 80357640), (2, 40178820), (3, 26785880), (4, 20089410), (5, 16071528), (6, 13392940), (8, 10044705), (10, 8035764), (11, 7305240), (12, 6696470), (15, 5357176), (17, 4726920), (20, 4017882), (22, 3652620), (24, 3348235), (30, 2678588), (33, 2435080), (34, 2363460), (40, 2008941), (44, 1826310), (51, 1575640), (55, 1461048), (60, 1339294), (66, 1217540), (68, 1181730), (85, 945384), (88, 913155), (102, 787820), (110, 730524), (120, 669647), (132, 608770), (136, 590865), (165, 487016), (170, 472692), (187, 429720), (204, 393910), (220, 365262), (255, 315128), (264, 304385), (330, 243508), (340, 236346), (374, 214860), (408, 196955), (440, 182631), (510, 157564), (561, 143240), (660, 121754), (680, 118173), (748, 107430), (935, 85944), (1020, 78782), (1122, 71620), (1320, 60877), (1496, 53715), (1870, 42972), (2040, 39391), (2244, 35810), (2805, 28648), (3581, 22440), (3740, 21486), (4488, 17905), (5610, 14324), (7162, 11220), (7480, 10743)]