315839360

素因数分解:

$2^7\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2213}}^1$

素因数の和:2455

約数の個数: 64

約数和(自身を含む): 758782080

約数和(自身を除く): 442942720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 320, 446, 640, 892, 1115, 1784, 2213, 2230, 3568, 4426, 4460, 7136, 8852, 8920, 11065, 14272, 17704, 17840, 22130, 28544, 35408, 35680, 44260, 70816, 71360, 88520, 141632, 142720, 177040, 283264, 354080, 493499, 708160, 986998, 1416320, 1973996, 2467495, 3947992, 4934990, 7895984, 9869980, 15791968, 19739960, 31583936, 39479920, 63167872, 78959840, 157919680, 315839360]

約数ペア:

[(1, 315839360), (2, 157919680), (4, 78959840), (5, 63167872), (8, 39479920), (10, 31583936), (16, 19739960), (20, 15791968), (32, 9869980), (40, 7895984), (64, 4934990), (80, 3947992), (128, 2467495), (160, 1973996), (223, 1416320), (320, 986998), (446, 708160), (640, 493499), (892, 354080), (1115, 283264), (1784, 177040), (2213, 142720), (2230, 141632), (3568, 88520), (4426, 71360), (4460, 70816), (7136, 44260), (8852, 35680), (8920, 35408), (11065, 28544), (14272, 22130), (17704, 17840)]