208538940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21323}}^1$

素因数の和:21498

約数の個数: 48

約数和(自身を含む): 587518848

約数和(自身を除く): 378979908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 21323, 42646, 63969, 85292, 106615, 127938, 213230, 255876, 319845, 426460, 639690, 1279380, 3475649, 6951298, 10426947, 13902596, 17378245, 20853894, 34756490, 41707788, 52134735, 69512980, 104269470, 208538940]

約数ペア:

[(1, 208538940), (2, 104269470), (3, 69512980), (4, 52134735), (5, 41707788), (6, 34756490), (10, 20853894), (12, 17378245), (15, 13902596), (20, 10426947), (30, 6951298), (60, 3475649), (163, 1279380), (326, 639690), (489, 426460), (652, 319845), (815, 255876), (978, 213230), (1630, 127938), (1956, 106615), (2445, 85292), (3260, 63969), (4890, 42646), (9780, 21323)]