251222760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22511}}^1$

素因数の和:22559

約数の個数: 96

約数和(自身を含む): 842849280

約数和(自身を除く): 591626520

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, 2790, 3720, 5580, 11160, 22511, 45022, 67533, 90044, 112555, 135066, 180088, 202599, 225110, 270132, 337665, 405198, 450220, 540264, 675330, 697841, 810396, 900440, 1012995, 1350660, 1395682, 1620792, 2025990, 2093523, 2701320, 2791364, 3489205, 4051980, 4187046, 5582728, 6280569, 6978410, 8103960, 8374092, 10467615, 12561138, 13956820, 16748184, 20935230, 25122276, 27913640, 31402845, 41870460, 50244552, 62805690, 83740920, 125611380, 251222760]

約数ペア:

[(1, 251222760), (2, 125611380), (3, 83740920), (4, 62805690), (5, 50244552), (6, 41870460), (8, 31402845), (9, 27913640), (10, 25122276), (12, 20935230), (15, 16748184), (18, 13956820), (20, 12561138), (24, 10467615), (30, 8374092), (31, 8103960), (36, 6978410), (40, 6280569), (45, 5582728), (60, 4187046), (62, 4051980), (72, 3489205), (90, 2791364), (93, 2701320), (120, 2093523), (124, 2025990), (155, 1620792), (180, 1395682), (186, 1350660), (248, 1012995), (279, 900440), (310, 810396), (360, 697841), (372, 675330), (465, 540264), (558, 450220), (620, 405198), (744, 337665), (930, 270132), (1116, 225110), (1240, 202599), (1395, 180088), (1860, 135066), (2232, 112555), (2790, 90044), (3720, 67533), (5580, 45022), (11160, 22511)]