311939208

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2003}}^1$

素因数の和:2128

約数の個数: 128

約数和(自身を含む): 1000396800

約数和(自身を除く): 688457592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 103, 108, 126, 168, 189, 206, 216, 252, 309, 378, 412, 504, 618, 721, 756, 824, 927, 1236, 1442, 1512, 1854, 2003, 2163, 2472, 2781, 2884, 3708, 4006, 4326, 5562, 5768, 6009, 6489, 7416, 8012, 8652, 11124, 12018, 12978, 14021, 16024, 17304, 18027, 19467, 22248, 24036, 25956, 28042, 36054, 38934, 42063, 48072, 51912, 54081, 56084, 72108, 77868, 84126, 108162, 112168, 126189, 144216, 155736, 168252, 206309, 216324, 252378, 336504, 378567, 412618, 432648, 504756, 618927, 757134, 825236, 1009512, 1237854, 1444163, 1514268, 1650472, 1856781, 2475708, 2888326, 3028536, 3713562, 4332489, 4951416, 5570343, 5776652, 7427124, 8664978, 11140686, 11553304, 12997467, 14854248, 17329956, 22281372, 25994934, 34659912, 38992401, 44562744, 51989868, 77984802, 103979736, 155969604, 311939208]

約数ペア:

[(1, 311939208), (2, 155969604), (3, 103979736), (4, 77984802), (6, 51989868), (7, 44562744), (8, 38992401), (9, 34659912), (12, 25994934), (14, 22281372), (18, 17329956), (21, 14854248), (24, 12997467), (27, 11553304), (28, 11140686), (36, 8664978), (42, 7427124), (54, 5776652), (56, 5570343), (63, 4951416), (72, 4332489), (84, 3713562), (103, 3028536), (108, 2888326), (126, 2475708), (168, 1856781), (189, 1650472), (206, 1514268), (216, 1444163), (252, 1237854), (309, 1009512), (378, 825236), (412, 757134), (504, 618927), (618, 504756), (721, 432648), (756, 412618), (824, 378567), (927, 336504), (1236, 252378), (1442, 216324), (1512, 206309), (1854, 168252), (2003, 155736), (2163, 144216), (2472, 126189), (2781, 112168), (2884, 108162), (3708, 84126), (4006, 77868), (4326, 72108), (5562, 56084), (5768, 54081), (6009, 51912), (6489, 48072), (7416, 42063), (8012, 38934), (8652, 36054), (11124, 28042), (12018, 25956), (12978, 24036), (14021, 22248), (16024, 19467), (17304, 18027)]