161817240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2207}}^1$

素因数の和:2281

約数の個数: 128

約数和(自身を含む): 534159360

約数和(自身を除く): 372342120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 705, 780, 940, 1128, 1222, 1410, 1560, 1833, 1880, 2207, 2444, 2820, 3055, 3666, 4414, 4888, 5640, 6110, 6621, 7332, 8828, 9165, 11035, 12220, 13242, 14664, 17656, 18330, 22070, 24440, 26484, 28691, 33105, 36660, 44140, 52968, 57382, 66210, 73320, 86073, 88280, 103729, 114764, 132420, 143455, 172146, 207458, 229528, 264840, 286910, 311187, 344292, 414916, 430365, 518645, 573820, 622374, 688584, 829832, 860730, 1037290, 1147640, 1244748, 1348477, 1555935, 1721460, 2074580, 2489496, 2696954, 3111870, 3442920, 4045431, 4149160, 5393908, 6223740, 6742385, 8090862, 10787816, 12447480, 13484770, 16181724, 20227155, 26969540, 32363448, 40454310, 53939080, 80908620, 161817240]

約数ペア:

[(1, 161817240), (2, 80908620), (3, 53939080), (4, 40454310), (5, 32363448), (6, 26969540), (8, 20227155), (10, 16181724), (12, 13484770), (13, 12447480), (15, 10787816), (20, 8090862), (24, 6742385), (26, 6223740), (30, 5393908), (39, 4149160), (40, 4045431), (47, 3442920), (52, 3111870), (60, 2696954), (65, 2489496), (78, 2074580), (94, 1721460), (104, 1555935), (120, 1348477), (130, 1244748), (141, 1147640), (156, 1037290), (188, 860730), (195, 829832), (235, 688584), (260, 622374), (282, 573820), (312, 518645), (376, 430365), (390, 414916), (470, 344292), (520, 311187), (564, 286910), (611, 264840), (705, 229528), (780, 207458), (940, 172146), (1128, 143455), (1222, 132420), (1410, 114764), (1560, 103729), (1833, 88280), (1880, 86073), (2207, 73320), (2444, 66210), (2820, 57382), (3055, 52968), (3666, 44140), (4414, 36660), (4888, 33105), (5640, 28691), (6110, 26484), (6621, 24440), (7332, 22070), (8828, 18330), (9165, 17656), (11035, 14664), (12220, 13242)]