66945840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 160

約数和(自身を含む): 229152000

約数和(自身を除く): 162206160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 104, 120, 129, 130, 156, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 430, 499, 516, 520, 559, 624, 645, 688, 780, 860, 998, 1032, 1040, 1118, 1290, 1497, 1560, 1677, 1720, 1996, 2064, 2236, 2495, 2580, 2795, 2994, 3120, 3354, 3440, 3992, 4472, 4990, 5160, 5590, 5988, 6487, 6708, 7485, 7984, 8385, 8944, 9980, 10320, 11180, 11976, 12974, 13416, 14970, 16770, 19461, 19960, 21457, 22360, 23952, 25948, 26832, 29940, 32435, 33540, 38922, 39920, 42914, 44720, 51896, 59880, 64371, 64870, 67080, 77844, 85828, 97305, 103792, 107285, 119760, 128742, 129740, 134160, 155688, 171656, 194610, 214570, 257484, 259480, 278941, 311376, 321855, 343312, 389220, 429140, 514968, 518960, 557882, 643710, 778440, 836823, 858280, 1029936, 1115764, 1287420, 1394705, 1556880, 1673646, 1716560, 2231528, 2574840, 2789410, 3347292, 4184115, 4463056, 5149680, 5578820, 6694584, 8368230, 11157640, 13389168, 16736460, 22315280, 33472920, 66945840]

約数ペア:

[(1, 66945840), (2, 33472920), (3, 22315280), (4, 16736460), (5, 13389168), (6, 11157640), (8, 8368230), (10, 6694584), (12, 5578820), (13, 5149680), (15, 4463056), (16, 4184115), (20, 3347292), (24, 2789410), (26, 2574840), (30, 2231528), (39, 1716560), (40, 1673646), (43, 1556880), (48, 1394705), (52, 1287420), (60, 1115764), (65, 1029936), (78, 858280), (80, 836823), (86, 778440), (104, 643710), (120, 557882), (129, 518960), (130, 514968), (156, 429140), (172, 389220), (195, 343312), (208, 321855), (215, 311376), (240, 278941), (258, 259480), (260, 257484), (312, 214570), (344, 194610), (390, 171656), (430, 155688), (499, 134160), (516, 129740), (520, 128742), (559, 119760), (624, 107285), (645, 103792), (688, 97305), (780, 85828), (860, 77844), (998, 67080), (1032, 64870), (1040, 64371), (1118, 59880), (1290, 51896), (1497, 44720), (1560, 42914), (1677, 39920), (1720, 38922), (1996, 33540), (2064, 32435), (2236, 29940), (2495, 26832), (2580, 25948), (2795, 23952), (2994, 22360), (3120, 21457), (3354, 19960), (3440, 19461), (3992, 16770), (4472, 14970), (4990, 13416), (5160, 12974), (5590, 11976), (5988, 11180), (6487, 10320), (6708, 9980), (7485, 8944), (7984, 8385)]