179071880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 470292480

約数和(自身を除く): 291220600

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 47, 52, 65, 68, 85, 94, 104, 130, 136, 170, 188, 221, 235, 260, 340, 376, 431, 442, 470, 520, 611, 680, 799, 862, 884, 940, 1105, 1222, 1598, 1724, 1768, 1880, 2155, 2210, 2444, 3055, 3196, 3448, 3995, 4310, 4420, 4888, 5603, 6110, 6392, 7327, 7990, 8620, 8840, 10387, 11206, 12220, 14654, 15980, 17240, 20257, 20774, 22412, 24440, 28015, 29308, 31960, 36635, 40514, 41548, 44824, 51935, 56030, 58616, 73270, 81028, 83096, 95251, 101285, 103870, 112060, 146540, 162056, 190502, 202570, 207740, 224120, 263341, 293080, 344369, 381004, 405140, 415480, 476255, 526682, 688738, 762008, 810280, 952510, 1053364, 1316705, 1377476, 1721845, 1905020, 2106728, 2633410, 2754952, 3443690, 3810040, 4476797, 5266820, 6887380, 8953594, 10533640, 13774760, 17907188, 22383985, 35814376, 44767970, 89535940, 179071880]

約数ペア:

[(1, 179071880), (2, 89535940), (4, 44767970), (5, 35814376), (8, 22383985), (10, 17907188), (13, 13774760), (17, 10533640), (20, 8953594), (26, 6887380), (34, 5266820), (40, 4476797), (47, 3810040), (52, 3443690), (65, 2754952), (68, 2633410), (85, 2106728), (94, 1905020), (104, 1721845), (130, 1377476), (136, 1316705), (170, 1053364), (188, 952510), (221, 810280), (235, 762008), (260, 688738), (340, 526682), (376, 476255), (431, 415480), (442, 405140), (470, 381004), (520, 344369), (611, 293080), (680, 263341), (799, 224120), (862, 207740), (884, 202570), (940, 190502), (1105, 162056), (1222, 146540), (1598, 112060), (1724, 103870), (1768, 101285), (1880, 95251), (2155, 83096), (2210, 81028), (2444, 73270), (3055, 58616), (3196, 56030), (3448, 51935), (3995, 44824), (4310, 41548), (4420, 40514), (4888, 36635), (5603, 31960), (6110, 29308), (6392, 28015), (7327, 24440), (7990, 22412), (8620, 20774), (8840, 20257), (10387, 17240), (11206, 15980), (12220, 14654)]