321971280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1341547}}^1$

素因数の和:1341563

約数の個数: 40

約数和(自身を含む): 998111712

約数和(自身を除く): 676140432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1341547, 2683094, 4024641, 5366188, 6707735, 8049282, 10732376, 13415470, 16098564, 20123205, 21464752, 26830940, 32197128, 40246410, 53661880, 64394256, 80492820, 107323760, 160985640, 321971280]

約数ペア:

[(1, 321971280), (2, 160985640), (3, 107323760), (4, 80492820), (5, 64394256), (6, 53661880), (8, 40246410), (10, 32197128), (12, 26830940), (15, 21464752), (16, 20123205), (20, 16098564), (24, 13415470), (30, 10732376), (40, 8049282), (48, 6707735), (60, 5366188), (80, 4024641), (120, 2683094), (240, 1341547)]