8239920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 160

約数和(自身を含む): 29164800

約数和(自身を除く): 20924880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 139, 152, 156, 190, 195, 208, 228, 240, 247, 260, 278, 285, 304, 312, 380, 390, 417, 456, 494, 520, 556, 570, 624, 695, 741, 760, 780, 834, 912, 988, 1040, 1112, 1140, 1235, 1390, 1482, 1520, 1560, 1668, 1807, 1976, 2085, 2224, 2280, 2470, 2641, 2780, 2964, 3120, 3336, 3614, 3705, 3952, 4170, 4560, 4940, 5282, 5421, 5560, 5928, 6672, 7228, 7410, 7923, 8340, 9035, 9880, 10564, 10842, 11120, 11856, 13205, 14456, 14820, 15846, 16680, 18070, 19760, 21128, 21684, 26410, 27105, 28912, 29640, 31692, 33360, 34333, 36140, 39615, 42256, 43368, 52820, 54210, 59280, 63384, 68666, 72280, 79230, 86736, 102999, 105640, 108420, 126768, 137332, 144560, 158460, 171665, 205998, 211280, 216840, 274664, 316920, 343330, 411996, 433680, 514995, 549328, 633840, 686660, 823992, 1029990, 1373320, 1647984, 2059980, 2746640, 4119960, 8239920]

約数ペア:

[(1, 8239920), (2, 4119960), (3, 2746640), (4, 2059980), (5, 1647984), (6, 1373320), (8, 1029990), (10, 823992), (12, 686660), (13, 633840), (15, 549328), (16, 514995), (19, 433680), (20, 411996), (24, 343330), (26, 316920), (30, 274664), (38, 216840), (39, 211280), (40, 205998), (48, 171665), (52, 158460), (57, 144560), (60, 137332), (65, 126768), (76, 108420), (78, 105640), (80, 102999), (95, 86736), (104, 79230), (114, 72280), (120, 68666), (130, 63384), (139, 59280), (152, 54210), (156, 52820), (190, 43368), (195, 42256), (208, 39615), (228, 36140), (240, 34333), (247, 33360), (260, 31692), (278, 29640), (285, 28912), (304, 27105), (312, 26410), (380, 21684), (390, 21128), (417, 19760), (456, 18070), (494, 16680), (520, 15846), (556, 14820), (570, 14456), (624, 13205), (695, 11856), (741, 11120), (760, 10842), (780, 10564), (834, 9880), (912, 9035), (988, 8340), (1040, 7923), (1112, 7410), (1140, 7228), (1235, 6672), (1390, 5928), (1482, 5560), (1520, 5421), (1560, 5282), (1668, 4940), (1807, 4560), (1976, 4170), (2085, 3952), (2224, 3705), (2280, 3614), (2470, 3336), (2641, 3120), (2780, 2964)]