311930220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39089}}^1$

素因数の和:39127

約数の個数: 96

約数和(自身を含む): 1050739200

約数和(自身を除く): 738808980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 39089, 78178, 117267, 156356, 195445, 234534, 273623, 390890, 469068, 547246, 586335, 742691, 781780, 820869, 1094492, 1172670, 1368115, 1485382, 1641738, 2228073, 2345340, 2736230, 2970764, 3283476, 3713455, 4104345, 4456146, 5198837, 5472460, 7426910, 8208690, 8912292, 10397674, 11140365, 14853820, 15596511, 16417380, 20795348, 22280730, 25994185, 31193022, 44561460, 51988370, 62386044, 77982555, 103976740, 155965110, 311930220]

約数ペア:

[(1, 311930220), (2, 155965110), (3, 103976740), (4, 77982555), (5, 62386044), (6, 51988370), (7, 44561460), (10, 31193022), (12, 25994185), (14, 22280730), (15, 20795348), (19, 16417380), (20, 15596511), (21, 14853820), (28, 11140365), (30, 10397674), (35, 8912292), (38, 8208690), (42, 7426910), (57, 5472460), (60, 5198837), (70, 4456146), (76, 4104345), (84, 3713455), (95, 3283476), (105, 2970764), (114, 2736230), (133, 2345340), (140, 2228073), (190, 1641738), (210, 1485382), (228, 1368115), (266, 1172670), (285, 1094492), (380, 820869), (399, 781780), (420, 742691), (532, 586335), (570, 547246), (665, 469068), (798, 390890), (1140, 273623), (1330, 234534), (1596, 195445), (1995, 156356), (2660, 117267), (3990, 78178), (7980, 39089)]