320430864

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{513511}}^1$

素因数の和:513535

約数の個数: 40

約数和(自身を含む): 891456832

約数和(自身を除く): 571025968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 513511, 1027022, 1540533, 2054044, 3081066, 4108088, 6162132, 6675643, 8216176, 12324264, 13351286, 20026929, 24648528, 26702572, 40053858, 53405144, 80107716, 106810288, 160215432, 320430864]

約数ペア:

[(1, 320430864), (2, 160215432), (3, 106810288), (4, 80107716), (6, 53405144), (8, 40053858), (12, 26702572), (13, 24648528), (16, 20026929), (24, 13351286), (26, 12324264), (39, 8216176), (48, 6675643), (52, 6162132), (78, 4108088), (104, 3081066), (156, 2054044), (208, 1540533), (312, 1027022), (624, 513511)]