161521080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11311}}^1$

素因数の和:11349

約数の個数: 128

約数和(自身を含む): 586414080

約数和(自身を除く): 424893000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 11311, 14280, 22622, 33933, 45244, 56555, 67866, 79177, 90488, 113110, 135732, 158354, 169665, 192287, 226220, 237531, 271464, 316708, 339330, 384574, 395885, 452440, 475062, 576861, 633416, 678660, 769148, 791770, 950124, 961435, 1153722, 1187655, 1346009, 1357320, 1538296, 1583540, 1900248, 1922870, 2307444, 2375310, 2692018, 2884305, 3167080, 3845740, 4038027, 4614888, 4750620, 5384036, 5768610, 6730045, 7691480, 8076054, 9501240, 10768072, 11537220, 13460090, 16152108, 20190135, 23074440, 26920180, 32304216, 40380270, 53840360, 80760540, 161521080]

約数ペア:

[(1, 161521080), (2, 80760540), (3, 53840360), (4, 40380270), (5, 32304216), (6, 26920180), (7, 23074440), (8, 20190135), (10, 16152108), (12, 13460090), (14, 11537220), (15, 10768072), (17, 9501240), (20, 8076054), (21, 7691480), (24, 6730045), (28, 5768610), (30, 5384036), (34, 4750620), (35, 4614888), (40, 4038027), (42, 3845740), (51, 3167080), (56, 2884305), (60, 2692018), (68, 2375310), (70, 2307444), (84, 1922870), (85, 1900248), (102, 1583540), (105, 1538296), (119, 1357320), (120, 1346009), (136, 1187655), (140, 1153722), (168, 961435), (170, 950124), (204, 791770), (210, 769148), (238, 678660), (255, 633416), (280, 576861), (340, 475062), (357, 452440), (408, 395885), (420, 384574), (476, 339330), (510, 316708), (595, 271464), (680, 237531), (714, 226220), (840, 192287), (952, 169665), (1020, 158354), (1190, 135732), (1428, 113110), (1785, 90488), (2040, 79177), (2380, 67866), (2856, 56555), (3570, 45244), (4760, 33933), (7140, 22622), (11311, 14280)]