28335240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2587

約数の個数: 96

約数和(自身を含む): 95097600

約数和(自身を除く): 66762360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2539, 2790, 3720, 5078, 5580, 7617, 10156, 11160, 12695, 15234, 20312, 22851, 25390, 30468, 38085, 45702, 50780, 60936, 76170, 78709, 91404, 101560, 114255, 152340, 157418, 182808, 228510, 236127, 304680, 314836, 393545, 457020, 472254, 629672, 708381, 787090, 914040, 944508, 1180635, 1416762, 1574180, 1889016, 2361270, 2833524, 3148360, 3541905, 4722540, 5667048, 7083810, 9445080, 14167620, 28335240]

約数ペア:

[(1, 28335240), (2, 14167620), (3, 9445080), (4, 7083810), (5, 5667048), (6, 4722540), (8, 3541905), (9, 3148360), (10, 2833524), (12, 2361270), (15, 1889016), (18, 1574180), (20, 1416762), (24, 1180635), (30, 944508), (31, 914040), (36, 787090), (40, 708381), (45, 629672), (60, 472254), (62, 457020), (72, 393545), (90, 314836), (93, 304680), (120, 236127), (124, 228510), (155, 182808), (180, 157418), (186, 152340), (248, 114255), (279, 101560), (310, 91404), (360, 78709), (372, 76170), (465, 60936), (558, 50780), (620, 45702), (744, 38085), (930, 30468), (1116, 25390), (1240, 22851), (1395, 20312), (1860, 15234), (2232, 12695), (2539, 11160), (2790, 10156), (3720, 7617), (5078, 5580)]