318133240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20341}}^1$

素因数の和:20392

約数の個数: 64

約数和(自身を含む): 790896960

約数和(自身を除く): 472763720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 15640, 20341, 40682, 81364, 101705, 162728, 203410, 345797, 406820, 467843, 691594, 813640, 935686, 1383188, 1728985, 1871372, 2339215, 2766376, 3457970, 3742744, 4678430, 6915940, 7953331, 9356860, 13831880, 15906662, 18713720, 31813324, 39766655, 63626648, 79533310, 159066620, 318133240]

約数ペア:

[(1, 318133240), (2, 159066620), (4, 79533310), (5, 63626648), (8, 39766655), (10, 31813324), (17, 18713720), (20, 15906662), (23, 13831880), (34, 9356860), (40, 7953331), (46, 6915940), (68, 4678430), (85, 3742744), (92, 3457970), (115, 2766376), (136, 2339215), (170, 1871372), (184, 1728985), (230, 1383188), (340, 935686), (391, 813640), (460, 691594), (680, 467843), (782, 406820), (920, 345797), (1564, 203410), (1955, 162728), (3128, 101705), (3910, 81364), (7820, 40682), (15640, 20341)]