165160160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 452466000

約数和(自身を除く): 287305840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 352, 380, 418, 440, 449, 484, 605, 608, 760, 836, 880, 898, 968, 1045, 1210, 1520, 1672, 1760, 1796, 1936, 2090, 2245, 2299, 2420, 3040, 3344, 3592, 3872, 4180, 4490, 4598, 4840, 4939, 6688, 7184, 8360, 8531, 8980, 9196, 9680, 9878, 11495, 14368, 16720, 17062, 17960, 18392, 19360, 19756, 22990, 24695, 33440, 34124, 35920, 36784, 39512, 42655, 45980, 49390, 54329, 68248, 71840, 73568, 79024, 85310, 91960, 93841, 98780, 108658, 136496, 158048, 170620, 183920, 187682, 197560, 217316, 271645, 272992, 341240, 367840, 375364, 395120, 434632, 469205, 543290, 682480, 750728, 790240, 869264, 938410, 1032251, 1086580, 1364960, 1501456, 1738528, 1876820, 2064502, 2173160, 3002912, 3753640, 4129004, 4346320, 5161255, 7507280, 8258008, 8692640, 10322510, 15014560, 16516016, 20645020, 33032032, 41290040, 82580080, 165160160]

約数ペア:

[(1, 165160160), (2, 82580080), (4, 41290040), (5, 33032032), (8, 20645020), (10, 16516016), (11, 15014560), (16, 10322510), (19, 8692640), (20, 8258008), (22, 7507280), (32, 5161255), (38, 4346320), (40, 4129004), (44, 3753640), (55, 3002912), (76, 2173160), (80, 2064502), (88, 1876820), (95, 1738528), (110, 1501456), (121, 1364960), (152, 1086580), (160, 1032251), (176, 938410), (190, 869264), (209, 790240), (220, 750728), (242, 682480), (304, 543290), (352, 469205), (380, 434632), (418, 395120), (440, 375364), (449, 367840), (484, 341240), (605, 272992), (608, 271645), (760, 217316), (836, 197560), (880, 187682), (898, 183920), (968, 170620), (1045, 158048), (1210, 136496), (1520, 108658), (1672, 98780), (1760, 93841), (1796, 91960), (1936, 85310), (2090, 79024), (2245, 73568), (2299, 71840), (2420, 68248), (3040, 54329), (3344, 49390), (3592, 45980), (3872, 42655), (4180, 39512), (4490, 36784), (4598, 35920), (4840, 34124), (4939, 33440), (6688, 24695), (7184, 22990), (8360, 19756), (8531, 19360), (8980, 18392), (9196, 17960), (9680, 17062), (9878, 16720), (11495, 14368)]