642696960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5399}}^1$

素因数の和:5454

約数の個数: 144

約数和(自身を含む): 2119219200

約数和(自身を除く): 1476522240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3840, 3968, 4960, 5399, 5952, 7440, 7936, 9920, 10798, 11904, 14880, 16197, 19840, 21596, 23808, 26995, 29760, 32394, 39680, 43192, 53990, 59520, 64788, 80985, 86384, 107980, 119040, 129576, 161970, 167369, 172768, 215960, 259152, 323940, 334738, 345536, 431920, 502107, 518304, 647880, 669476, 691072, 836845, 863840, 1004214, 1036608, 1295760, 1338952, 1382144, 1673690, 1727680, 2008428, 2073216, 2510535, 2591520, 2677904, 3347380, 3455360, 4016856, 4146432, 5021070, 5183040, 5355808, 6694760, 6910720, 8033712, 10042140, 10366080, 10711616, 13389520, 16067424, 20084280, 20732160, 21423232, 26779040, 32134848, 40168560, 42846464, 53558080, 64269696, 80337120, 107116160, 128539392, 160674240, 214232320, 321348480, 642696960]

約数ペア:

[(1, 642696960), (2, 321348480), (3, 214232320), (4, 160674240), (5, 128539392), (6, 107116160), (8, 80337120), (10, 64269696), (12, 53558080), (15, 42846464), (16, 40168560), (20, 32134848), (24, 26779040), (30, 21423232), (31, 20732160), (32, 20084280), (40, 16067424), (48, 13389520), (60, 10711616), (62, 10366080), (64, 10042140), (80, 8033712), (93, 6910720), (96, 6694760), (120, 5355808), (124, 5183040), (128, 5021070), (155, 4146432), (160, 4016856), (186, 3455360), (192, 3347380), (240, 2677904), (248, 2591520), (256, 2510535), (310, 2073216), (320, 2008428), (372, 1727680), (384, 1673690), (465, 1382144), (480, 1338952), (496, 1295760), (620, 1036608), (640, 1004214), (744, 863840), (768, 836845), (930, 691072), (960, 669476), (992, 647880), (1240, 518304), (1280, 502107), (1488, 431920), (1860, 345536), (1920, 334738), (1984, 323940), (2480, 259152), (2976, 215960), (3720, 172768), (3840, 167369), (3968, 161970), (4960, 129576), (5399, 119040), (5952, 107980), (7440, 86384), (7936, 80985), (9920, 64788), (10798, 59520), (11904, 53990), (14880, 43192), (16197, 39680), (19840, 32394), (21596, 29760), (23808, 26995)]