187639920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20047}}^1$

素因数の和:20079

約数の個数: 120

約数和(自身を含む): 678664896

約数和(自身を除く): 491024976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 20047, 40094, 60141, 80188, 100235, 120282, 160376, 180423, 200470, 240564, 260611, 300705, 320752, 360846, 400940, 481128, 521222, 601410, 721692, 781833, 801880, 902115, 962256, 1042444, 1202820, 1303055, 1443384, 1563666, 1603760, 1804230, 2084888, 2345499, 2405640, 2606110, 2886768, 3127332, 3608460, 3909165, 4169776, 4690998, 4811280, 5212220, 6254664, 7216920, 7818330, 9381996, 10424440, 11727495, 12509328, 14433840, 15636660, 18763992, 20848880, 23454990, 31273320, 37527984, 46909980, 62546640, 93819960, 187639920]

約数ペア:

[(1, 187639920), (2, 93819960), (3, 62546640), (4, 46909980), (5, 37527984), (6, 31273320), (8, 23454990), (9, 20848880), (10, 18763992), (12, 15636660), (13, 14433840), (15, 12509328), (16, 11727495), (18, 10424440), (20, 9381996), (24, 7818330), (26, 7216920), (30, 6254664), (36, 5212220), (39, 4811280), (40, 4690998), (45, 4169776), (48, 3909165), (52, 3608460), (60, 3127332), (65, 2886768), (72, 2606110), (78, 2405640), (80, 2345499), (90, 2084888), (104, 1804230), (117, 1603760), (120, 1563666), (130, 1443384), (144, 1303055), (156, 1202820), (180, 1042444), (195, 962256), (208, 902115), (234, 801880), (240, 781833), (260, 721692), (312, 601410), (360, 521222), (390, 481128), (468, 400940), (520, 360846), (585, 320752), (624, 300705), (720, 260611), (780, 240564), (936, 200470), (1040, 180423), (1170, 160376), (1560, 120282), (1872, 100235), (2340, 80188), (3120, 60141), (4680, 40094), (9360, 20047)]