30286720

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1335

約数の個数: 64

約数和(自身を含む): 74419200

約数和(自身を除く): 44132480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1279, 1480, 2368, 2558, 2960, 4736, 5116, 5920, 6395, 10232, 11840, 12790, 20464, 23680, 25580, 40928, 47323, 51160, 81856, 94646, 102320, 163712, 189292, 204640, 236615, 378584, 409280, 473230, 757168, 818560, 946460, 1514336, 1892920, 3028672, 3785840, 6057344, 7571680, 15143360, 30286720]

約数ペア:

[(1, 30286720), (2, 15143360), (4, 7571680), (5, 6057344), (8, 3785840), (10, 3028672), (16, 1892920), (20, 1514336), (32, 946460), (37, 818560), (40, 757168), (64, 473230), (74, 409280), (80, 378584), (128, 236615), (148, 204640), (160, 189292), (185, 163712), (296, 102320), (320, 94646), (370, 81856), (592, 51160), (640, 47323), (740, 40928), (1184, 25580), (1279, 23680), (1480, 20464), (2368, 12790), (2558, 11840), (2960, 10232), (4736, 6395), (5116, 5920)]