174397240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 400752000

約数和(自身を除く): 226354760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 229, 241, 316, 395, 458, 482, 632, 790, 916, 964, 1145, 1205, 1580, 1832, 1928, 2290, 2410, 3160, 4580, 4820, 9160, 9640, 18091, 19039, 36182, 38078, 55189, 72364, 76156, 90455, 95195, 110378, 144728, 152312, 180910, 190390, 220756, 275945, 361820, 380780, 441512, 551890, 723640, 761560, 1103780, 2207560, 4359931, 8719862, 17439724, 21799655, 34879448, 43599310, 87198620, 174397240]

約数ペア:

[(1, 174397240), (2, 87198620), (4, 43599310), (5, 34879448), (8, 21799655), (10, 17439724), (20, 8719862), (40, 4359931), (79, 2207560), (158, 1103780), (229, 761560), (241, 723640), (316, 551890), (395, 441512), (458, 380780), (482, 361820), (632, 275945), (790, 220756), (916, 190390), (964, 180910), (1145, 152312), (1205, 144728), (1580, 110378), (1832, 95195), (1928, 90455), (2290, 76156), (2410, 72364), (3160, 55189), (4580, 38078), (4820, 36182), (9160, 19039), (9640, 18091)]