90938240

素因数分解:

$2^7\times 5^1\times {\mathrm{151}}^1\times {\mathrm{941}}^1$

素因数の和:1111

約数の個数: 64

約数和(自身を含む): 219071520

約数和(自身を除く): 128133280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 302, 320, 604, 640, 755, 941, 1208, 1510, 1882, 2416, 3020, 3764, 4705, 4832, 6040, 7528, 9410, 9664, 12080, 15056, 18820, 19328, 24160, 30112, 37640, 48320, 60224, 75280, 96640, 120448, 142091, 150560, 284182, 301120, 568364, 602240, 710455, 1136728, 1420910, 2273456, 2841820, 4546912, 5683640, 9093824, 11367280, 18187648, 22734560, 45469120, 90938240]

約数ペア:

[(1, 90938240), (2, 45469120), (4, 22734560), (5, 18187648), (8, 11367280), (10, 9093824), (16, 5683640), (20, 4546912), (32, 2841820), (40, 2273456), (64, 1420910), (80, 1136728), (128, 710455), (151, 602240), (160, 568364), (302, 301120), (320, 284182), (604, 150560), (640, 142091), (755, 120448), (941, 96640), (1208, 75280), (1510, 60224), (1882, 48320), (2416, 37640), (3020, 30112), (3764, 24160), (4705, 19328), (4832, 18820), (6040, 15056), (7528, 12080), (9410, 9664)]