288906880

素因数分解:

$2^7\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1019}}^1$

素因数の和:1481

約数の個数: 64

約数和(自身を含む): 692906400

約数和(自身を除く): 403999520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 443, 640, 886, 1019, 1772, 2038, 2215, 3544, 4076, 4430, 5095, 7088, 8152, 8860, 10190, 14176, 16304, 17720, 20380, 28352, 32608, 35440, 40760, 56704, 65216, 70880, 81520, 130432, 141760, 163040, 283520, 326080, 451417, 652160, 902834, 1805668, 2257085, 3611336, 4514170, 7222672, 9028340, 14445344, 18056680, 28890688, 36113360, 57781376, 72226720, 144453440, 288906880]

約数ペア:

[(1, 288906880), (2, 144453440), (4, 72226720), (5, 57781376), (8, 36113360), (10, 28890688), (16, 18056680), (20, 14445344), (32, 9028340), (40, 7222672), (64, 4514170), (80, 3611336), (128, 2257085), (160, 1805668), (320, 902834), (443, 652160), (640, 451417), (886, 326080), (1019, 283520), (1772, 163040), (2038, 141760), (2215, 130432), (3544, 81520), (4076, 70880), (4430, 65216), (5095, 56704), (7088, 40760), (8152, 35440), (8860, 32608), (10190, 28352), (14176, 20380), (16304, 17720)]