278672460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{422231}}^1$

素因数の和:422254

約数の個数: 48

約数和(自身を含む): 851219712

約数和(自身を除く): 572547252

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 422231, 844462, 1266693, 1688924, 2111155, 2533386, 4222310, 4644541, 5066772, 6333465, 8444620, 9289082, 12666930, 13933623, 18578164, 23222705, 25333860, 27867246, 46445410, 55734492, 69668115, 92890820, 139336230, 278672460]

約数ペア:

[(1, 278672460), (2, 139336230), (3, 92890820), (4, 69668115), (5, 55734492), (6, 46445410), (10, 27867246), (11, 25333860), (12, 23222705), (15, 18578164), (20, 13933623), (22, 12666930), (30, 9289082), (33, 8444620), (44, 6333465), (55, 5066772), (60, 4644541), (66, 4222310), (110, 2533386), (132, 2111155), (165, 1688924), (220, 1266693), (330, 844462), (660, 422231)]