23278140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 71547840

約数和(自身を除く): 48269700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 1637, 2370, 2844, 3274, 3555, 4740, 4911, 6548, 7110, 8185, 9822, 14220, 14733, 16370, 19644, 24555, 29466, 32740, 49110, 58932, 73665, 98220, 129323, 147330, 258646, 294660, 387969, 517292, 646615, 775938, 1163907, 1293230, 1551876, 1939845, 2327814, 2586460, 3879690, 4655628, 5819535, 7759380, 11639070, 23278140]

約数ペア:

[(1, 23278140), (2, 11639070), (3, 7759380), (4, 5819535), (5, 4655628), (6, 3879690), (9, 2586460), (10, 2327814), (12, 1939845), (15, 1551876), (18, 1293230), (20, 1163907), (30, 775938), (36, 646615), (45, 517292), (60, 387969), (79, 294660), (90, 258646), (158, 147330), (180, 129323), (237, 98220), (316, 73665), (395, 58932), (474, 49110), (711, 32740), (790, 29466), (948, 24555), (1185, 19644), (1422, 16370), (1580, 14733), (1637, 14220), (2370, 9822), (2844, 8185), (3274, 7110), (3555, 6548), (4740, 4911)]