56956920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 179988480

約数和(自身を除く): 123031560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 61, 62, 93, 120, 122, 124, 155, 183, 186, 244, 248, 251, 305, 310, 366, 372, 465, 488, 502, 610, 620, 732, 744, 753, 915, 930, 1004, 1220, 1240, 1255, 1464, 1506, 1830, 1860, 1891, 2008, 2440, 2510, 3012, 3660, 3720, 3765, 3782, 5020, 5673, 6024, 7320, 7530, 7564, 7781, 9455, 10040, 11346, 15060, 15128, 15311, 15562, 18910, 22692, 23343, 28365, 30120, 30622, 31124, 37820, 38905, 45384, 45933, 46686, 56730, 61244, 62248, 75640, 76555, 77810, 91866, 93372, 113460, 116715, 122488, 153110, 155620, 183732, 186744, 226920, 229665, 233430, 306220, 311240, 367464, 459330, 466860, 474641, 612440, 918660, 933720, 949282, 1423923, 1837320, 1898564, 2373205, 2847846, 3797128, 4746410, 5695692, 7119615, 9492820, 11391384, 14239230, 18985640, 28478460, 56956920]

約数ペア:

[(1, 56956920), (2, 28478460), (3, 18985640), (4, 14239230), (5, 11391384), (6, 9492820), (8, 7119615), (10, 5695692), (12, 4746410), (15, 3797128), (20, 2847846), (24, 2373205), (30, 1898564), (31, 1837320), (40, 1423923), (60, 949282), (61, 933720), (62, 918660), (93, 612440), (120, 474641), (122, 466860), (124, 459330), (155, 367464), (183, 311240), (186, 306220), (244, 233430), (248, 229665), (251, 226920), (305, 186744), (310, 183732), (366, 155620), (372, 153110), (465, 122488), (488, 116715), (502, 113460), (610, 93372), (620, 91866), (732, 77810), (744, 76555), (753, 75640), (915, 62248), (930, 61244), (1004, 56730), (1220, 46686), (1240, 45933), (1255, 45384), (1464, 38905), (1506, 37820), (1830, 31124), (1860, 30622), (1891, 30120), (2008, 28365), (2440, 23343), (2510, 22692), (3012, 18910), (3660, 15562), (3720, 15311), (3765, 15128), (3782, 15060), (5020, 11346), (5673, 10040), (6024, 9455), (7320, 7781), (7530, 7564)]