168431680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16979}}^1$

素因数の和:17027

約数の個数: 56

約数和(自身を含む): 414040320

約数和(自身を除く): 245608640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 16979, 33958, 67916, 84895, 135832, 169790, 271664, 339580, 526349, 543328, 679160, 1052698, 1086656, 1358320, 2105396, 2631745, 2716640, 4210792, 5263490, 5433280, 8421584, 10526980, 16843168, 21053960, 33686336, 42107920, 84215840, 168431680]

約数ペア:

[(1, 168431680), (2, 84215840), (4, 42107920), (5, 33686336), (8, 21053960), (10, 16843168), (16, 10526980), (20, 8421584), (31, 5433280), (32, 5263490), (40, 4210792), (62, 2716640), (64, 2631745), (80, 2105396), (124, 1358320), (155, 1086656), (160, 1052698), (248, 679160), (310, 543328), (320, 526349), (496, 339580), (620, 271664), (992, 169790), (1240, 135832), (1984, 84895), (2480, 67916), (4960, 33958), (9920, 16979)]