15286140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:699

約数の個数: 72

約数和(自身を含む): 46741968

約数和(自身を除く): 31455828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 521, 652, 815, 978, 1042, 1467, 1563, 1630, 1956, 2084, 2445, 2605, 2934, 3126, 3260, 4689, 4890, 5210, 5868, 6252, 7335, 7815, 9378, 9780, 10420, 14670, 15630, 18756, 23445, 29340, 31260, 46890, 84923, 93780, 169846, 254769, 339692, 424615, 509538, 764307, 849230, 1019076, 1273845, 1528614, 1698460, 2547690, 3057228, 3821535, 5095380, 7643070, 15286140]

約数ペア:

[(1, 15286140), (2, 7643070), (3, 5095380), (4, 3821535), (5, 3057228), (6, 2547690), (9, 1698460), (10, 1528614), (12, 1273845), (15, 1019076), (18, 849230), (20, 764307), (30, 509538), (36, 424615), (45, 339692), (60, 254769), (90, 169846), (163, 93780), (180, 84923), (326, 46890), (489, 31260), (521, 29340), (652, 23445), (815, 18756), (978, 15630), (1042, 14670), (1467, 10420), (1563, 9780), (1630, 9378), (1956, 7815), (2084, 7335), (2445, 6252), (2605, 5868), (2934, 5210), (3126, 4890), (3260, 4689)]