17904120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 60480000

約数和(自身を除く): 42575880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 499, 520, 552, 598, 690, 780, 897, 920, 998, 1196, 1380, 1495, 1497, 1560, 1794, 1996, 2392, 2495, 2760, 2990, 2994, 3588, 3992, 4485, 4990, 5980, 5988, 6487, 7176, 7485, 8970, 9980, 11477, 11960, 11976, 12974, 14970, 17940, 19461, 19960, 22954, 25948, 29940, 32435, 34431, 35880, 38922, 45908, 51896, 57385, 59880, 64870, 68862, 77844, 91816, 97305, 114770, 129740, 137724, 149201, 155688, 172155, 194610, 229540, 259480, 275448, 298402, 344310, 389220, 447603, 459080, 596804, 688620, 746005, 778440, 895206, 1193608, 1377240, 1492010, 1790412, 2238015, 2984020, 3580824, 4476030, 5968040, 8952060, 17904120]

約数ペア:

[(1, 17904120), (2, 8952060), (3, 5968040), (4, 4476030), (5, 3580824), (6, 2984020), (8, 2238015), (10, 1790412), (12, 1492010), (13, 1377240), (15, 1193608), (20, 895206), (23, 778440), (24, 746005), (26, 688620), (30, 596804), (39, 459080), (40, 447603), (46, 389220), (52, 344310), (60, 298402), (65, 275448), (69, 259480), (78, 229540), (92, 194610), (104, 172155), (115, 155688), (120, 149201), (130, 137724), (138, 129740), (156, 114770), (184, 97305), (195, 91816), (230, 77844), (260, 68862), (276, 64870), (299, 59880), (312, 57385), (345, 51896), (390, 45908), (460, 38922), (499, 35880), (520, 34431), (552, 32435), (598, 29940), (690, 25948), (780, 22954), (897, 19960), (920, 19461), (998, 17940), (1196, 14970), (1380, 12974), (1495, 11976), (1497, 11960), (1560, 11477), (1794, 9980), (1996, 8970), (2392, 7485), (2495, 7176), (2760, 6487), (2990, 5988), (2994, 5980), (3588, 4990), (3992, 4485)]