646430340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{55823}}^1$

素因数の和:56028

約数の個数: 48

約数和(自身を含む): 1819415808

約数和(自身を除く): 1172985468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1930, 2316, 2895, 3860, 5790, 11580, 55823, 111646, 167469, 223292, 279115, 334938, 558230, 669876, 837345, 1116460, 1674690, 3349380, 10773839, 21547678, 32321517, 43095356, 53869195, 64643034, 107738390, 129286068, 161607585, 215476780, 323215170, 646430340]

約数ペア:

[(1, 646430340), (2, 323215170), (3, 215476780), (4, 161607585), (5, 129286068), (6, 107738390), (10, 64643034), (12, 53869195), (15, 43095356), (20, 32321517), (30, 21547678), (60, 10773839), (193, 3349380), (386, 1674690), (579, 1116460), (772, 837345), (965, 669876), (1158, 558230), (1930, 334938), (2316, 279115), (2895, 223292), (3860, 167469), (5790, 111646), (11580, 55823)]