231471520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{887}}^1$

素因数の和:1142

約数の個数: 96

約数和(自身を含む): 628363008

約数和(自身を除く): 396891488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 233, 280, 466, 560, 887, 932, 1120, 1165, 1631, 1774, 1864, 2330, 3262, 3548, 3728, 4435, 4660, 6209, 6524, 7096, 7456, 8155, 8870, 9320, 12418, 13048, 14192, 16310, 17740, 18640, 24836, 26096, 28384, 31045, 32620, 35480, 37280, 49672, 52192, 62090, 65240, 70960, 99344, 124180, 130480, 141920, 198688, 206671, 248360, 260960, 413342, 496720, 826684, 993440, 1033355, 1446697, 1653368, 2066710, 2893394, 3306736, 4133420, 5786788, 6613472, 7233485, 8266840, 11573576, 14466970, 16533680, 23147152, 28933940, 33067360, 46294304, 57867880, 115735760, 231471520]

約数ペア:

[(1, 231471520), (2, 115735760), (4, 57867880), (5, 46294304), (7, 33067360), (8, 28933940), (10, 23147152), (14, 16533680), (16, 14466970), (20, 11573576), (28, 8266840), (32, 7233485), (35, 6613472), (40, 5786788), (56, 4133420), (70, 3306736), (80, 2893394), (112, 2066710), (140, 1653368), (160, 1446697), (224, 1033355), (233, 993440), (280, 826684), (466, 496720), (560, 413342), (887, 260960), (932, 248360), (1120, 206671), (1165, 198688), (1631, 141920), (1774, 130480), (1864, 124180), (2330, 99344), (3262, 70960), (3548, 65240), (3728, 62090), (4435, 52192), (4660, 49672), (6209, 37280), (6524, 35480), (7096, 32620), (7456, 31045), (8155, 28384), (8870, 26096), (9320, 24836), (12418, 18640), (13048, 17740), (14192, 16310)]