398082240

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:799

約数の個数: 168

約数和(自身を含む): 1376934000

約数和(自身を除く): 978851760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 277, 288, 320, 360, 480, 499, 554, 576, 720, 831, 960, 998, 1108, 1385, 1440, 1497, 1662, 1996, 2216, 2493, 2495, 2770, 2880, 2994, 3324, 3992, 4155, 4432, 4491, 4986, 4990, 5540, 5988, 6648, 7485, 7984, 8310, 8864, 8982, 9972, 9980, 11080, 11976, 12465, 13296, 14970, 15968, 16620, 17728, 17964, 19944, 19960, 22160, 22455, 23952, 24930, 26592, 29940, 31936, 33240, 35928, 39888, 39920, 44320, 44910, 47904, 49860, 53184, 59880, 66480, 71856, 79776, 79840, 88640, 89820, 95808, 99720, 119760, 132960, 138223, 143712, 159552, 159680, 179640, 199440, 239520, 265920, 276446, 287424, 359280, 398880, 414669, 479040, 552892, 691115, 718560, 797760, 829338, 1105784, 1244007, 1382230, 1437120, 1658676, 2073345, 2211568, 2488014, 2764460, 3317352, 4146690, 4423136, 4976028, 5528920, 6220035, 6634704, 8293380, 8846272, 9952056, 11057840, 12440070, 13269408, 16586760, 19904112, 22115680, 24880140, 26538816, 33173520, 39808224, 44231360, 49760280, 66347040, 79616448, 99520560, 132694080, 199041120, 398082240]

約数ペア:

[(1, 398082240), (2, 199041120), (3, 132694080), (4, 99520560), (5, 79616448), (6, 66347040), (8, 49760280), (9, 44231360), (10, 39808224), (12, 33173520), (15, 26538816), (16, 24880140), (18, 22115680), (20, 19904112), (24, 16586760), (30, 13269408), (32, 12440070), (36, 11057840), (40, 9952056), (45, 8846272), (48, 8293380), (60, 6634704), (64, 6220035), (72, 5528920), (80, 4976028), (90, 4423136), (96, 4146690), (120, 3317352), (144, 2764460), (160, 2488014), (180, 2211568), (192, 2073345), (240, 1658676), (277, 1437120), (288, 1382230), (320, 1244007), (360, 1105784), (480, 829338), (499, 797760), (554, 718560), (576, 691115), (720, 552892), (831, 479040), (960, 414669), (998, 398880), (1108, 359280), (1385, 287424), (1440, 276446), (1497, 265920), (1662, 239520), (1996, 199440), (2216, 179640), (2493, 159680), (2495, 159552), (2770, 143712), (2880, 138223), (2994, 132960), (3324, 119760), (3992, 99720), (4155, 95808), (4432, 89820), (4491, 88640), (4986, 79840), (4990, 79776), (5540, 71856), (5988, 66480), (6648, 59880), (7485, 53184), (7984, 49860), (8310, 47904), (8864, 44910), (8982, 44320), (9972, 39920), (9980, 39888), (11080, 35928), (11976, 33240), (12465, 31936), (13296, 29940), (14970, 26592), (15968, 24930), (16620, 23952), (17728, 22455), (17964, 22160), (19944, 19960)]