80189120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 168

約数和(自身を含む): 222961200

約数和(自身を除く): 142772080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 109, 110, 121, 152, 160, 176, 190, 209, 218, 220, 242, 304, 320, 352, 380, 418, 436, 440, 484, 545, 605, 608, 704, 760, 836, 872, 880, 968, 1045, 1090, 1199, 1210, 1216, 1520, 1672, 1744, 1760, 1936, 2071, 2090, 2180, 2299, 2398, 2420, 3040, 3344, 3488, 3520, 3872, 4142, 4180, 4360, 4598, 4796, 4840, 5995, 6080, 6688, 6976, 7744, 8284, 8360, 8720, 9196, 9592, 9680, 10355, 11495, 11990, 13189, 13376, 16568, 16720, 17440, 18392, 19184, 19360, 20710, 22781, 22990, 23980, 26378, 33136, 33440, 34880, 36784, 38368, 38720, 41420, 45562, 45980, 47960, 52756, 65945, 66272, 66880, 73568, 76736, 82840, 91124, 91960, 95920, 105512, 113905, 131890, 132544, 147136, 165680, 182248, 183920, 191840, 211024, 227810, 250591, 263780, 331360, 364496, 367840, 383680, 422048, 455620, 501182, 527560, 662720, 728992, 735680, 844096, 911240, 1002364, 1055120, 1252955, 1457984, 1822480, 2004728, 2110240, 2505910, 3644960, 4009456, 4220480, 5011820, 7289920, 8018912, 10023640, 16037824, 20047280, 40094560, 80189120]

約数ペア:

[(1, 80189120), (2, 40094560), (4, 20047280), (5, 16037824), (8, 10023640), (10, 8018912), (11, 7289920), (16, 5011820), (19, 4220480), (20, 4009456), (22, 3644960), (32, 2505910), (38, 2110240), (40, 2004728), (44, 1822480), (55, 1457984), (64, 1252955), (76, 1055120), (80, 1002364), (88, 911240), (95, 844096), (109, 735680), (110, 728992), (121, 662720), (152, 527560), (160, 501182), (176, 455620), (190, 422048), (209, 383680), (218, 367840), (220, 364496), (242, 331360), (304, 263780), (320, 250591), (352, 227810), (380, 211024), (418, 191840), (436, 183920), (440, 182248), (484, 165680), (545, 147136), (605, 132544), (608, 131890), (704, 113905), (760, 105512), (836, 95920), (872, 91960), (880, 91124), (968, 82840), (1045, 76736), (1090, 73568), (1199, 66880), (1210, 66272), (1216, 65945), (1520, 52756), (1672, 47960), (1744, 45980), (1760, 45562), (1936, 41420), (2071, 38720), (2090, 38368), (2180, 36784), (2299, 34880), (2398, 33440), (2420, 33136), (3040, 26378), (3344, 23980), (3488, 22990), (3520, 22781), (3872, 20710), (4142, 19360), (4180, 19184), (4360, 18392), (4598, 17440), (4796, 16720), (4840, 16568), (5995, 13376), (6080, 13189), (6688, 11990), (6976, 11495), (7744, 10355), (8284, 9680), (8360, 9592), (8720, 9196)]