2839018440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{4861}}^1$

素因数の和:5063

約数の個数: 128

約数和(自身を含む): 8849617920

約数和(自身を除く): 6010599480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 157, 186, 248, 310, 314, 372, 465, 471, 620, 628, 744, 785, 930, 942, 1240, 1256, 1570, 1860, 1884, 2355, 3140, 3720, 3768, 4710, 4861, 4867, 6280, 9420, 9722, 9734, 14583, 14601, 18840, 19444, 19468, 24305, 24335, 29166, 29202, 38888, 38936, 48610, 48670, 58332, 58404, 72915, 73005, 97220, 97340, 116664, 116808, 145830, 146010, 150691, 194440, 194680, 291660, 292020, 301382, 452073, 583320, 584040, 602764, 753455, 763177, 904146, 1205528, 1506910, 1526354, 1808292, 2260365, 2289531, 3013820, 3052708, 3616584, 3815885, 4520730, 4579062, 6027640, 6105416, 7631770, 9041460, 9158124, 11447655, 15263540, 18082920, 18316248, 22895310, 23658487, 30527080, 45790620, 47316974, 70975461, 91581240, 94633948, 118292435, 141950922, 189267896, 236584870, 283901844, 354877305, 473169740, 567803688, 709754610, 946339480, 1419509220, 2839018440]

約数ペア:

[(1, 2839018440), (2, 1419509220), (3, 946339480), (4, 709754610), (5, 567803688), (6, 473169740), (8, 354877305), (10, 283901844), (12, 236584870), (15, 189267896), (20, 141950922), (24, 118292435), (30, 94633948), (31, 91581240), (40, 70975461), (60, 47316974), (62, 45790620), (93, 30527080), (120, 23658487), (124, 22895310), (155, 18316248), (157, 18082920), (186, 15263540), (248, 11447655), (310, 9158124), (314, 9041460), (372, 7631770), (465, 6105416), (471, 6027640), (620, 4579062), (628, 4520730), (744, 3815885), (785, 3616584), (930, 3052708), (942, 3013820), (1240, 2289531), (1256, 2260365), (1570, 1808292), (1860, 1526354), (1884, 1506910), (2355, 1205528), (3140, 904146), (3720, 763177), (3768, 753455), (4710, 602764), (4861, 584040), (4867, 583320), (6280, 452073), (9420, 301382), (9722, 292020), (9734, 291660), (14583, 194680), (14601, 194440), (18840, 150691), (19444, 146010), (19468, 145830), (24305, 116808), (24335, 116664), (29166, 97340), (29202, 97220), (38888, 73005), (38936, 72915), (48610, 58404), (48670, 58332)]