720239616

素因数分解:

$2^{10}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2578

約数の個数: 132

約数和(自身を含む): 2147614144

約数和(自身を除く): 1427374528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 512, 558, 576, 744, 768, 992, 1024, 1116, 1152, 1488, 1536, 1984, 2232, 2304, 2521, 2976, 3072, 3968, 4464, 4608, 5042, 5952, 7563, 7936, 8928, 9216, 10084, 11904, 15126, 15872, 17856, 20168, 22689, 23808, 30252, 31744, 35712, 40336, 45378, 47616, 60504, 71424, 78151, 80672, 90756, 95232, 121008, 142848, 156302, 161344, 181512, 234453, 242016, 285696, 312604, 322688, 363024, 468906, 484032, 625208, 645376, 703359, 726048, 937812, 968064, 1250416, 1290752, 1406718, 1452096, 1875624, 1936128, 2500832, 2581504, 2813436, 2904192, 3751248, 3872256, 5001664, 5626872, 5808384, 7502496, 7744512, 10003328, 11253744, 11616768, 15004992, 20006656, 22507488, 23233536, 30009984, 40013312, 45014976, 60019968, 80026624, 90029952, 120039936, 180059904, 240079872, 360119808, 720239616]

約数ペア:

[(1, 720239616), (2, 360119808), (3, 240079872), (4, 180059904), (6, 120039936), (8, 90029952), (9, 80026624), (12, 60019968), (16, 45014976), (18, 40013312), (24, 30009984), (31, 23233536), (32, 22507488), (36, 20006656), (48, 15004992), (62, 11616768), (64, 11253744), (72, 10003328), (93, 7744512), (96, 7502496), (124, 5808384), (128, 5626872), (144, 5001664), (186, 3872256), (192, 3751248), (248, 2904192), (256, 2813436), (279, 2581504), (288, 2500832), (372, 1936128), (384, 1875624), (496, 1452096), (512, 1406718), (558, 1290752), (576, 1250416), (744, 968064), (768, 937812), (992, 726048), (1024, 703359), (1116, 645376), (1152, 625208), (1488, 484032), (1536, 468906), (1984, 363024), (2232, 322688), (2304, 312604), (2521, 285696), (2976, 242016), (3072, 234453), (3968, 181512), (4464, 161344), (4608, 156302), (5042, 142848), (5952, 121008), (7563, 95232), (7936, 90756), (8928, 80672), (9216, 78151), (10084, 71424), (11904, 60504), (15126, 47616), (15872, 45378), (17856, 40336), (20168, 35712), (22689, 31744), (23808, 30252)]