324668840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 746737920

約数和(自身を除く): 422069080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 271, 305, 488, 491, 542, 610, 982, 1084, 1220, 1355, 1964, 2168, 2440, 2455, 2710, 3928, 4910, 5420, 9820, 10840, 16531, 19640, 29951, 33062, 59902, 66124, 82655, 119804, 132248, 133061, 149755, 165310, 239608, 266122, 299510, 330620, 532244, 599020, 661240, 665305, 1064488, 1198040, 1330610, 2661220, 5322440, 8116721, 16233442, 32466884, 40583605, 64933768, 81167210, 162334420, 324668840]

約数ペア:

[(1, 324668840), (2, 162334420), (4, 81167210), (5, 64933768), (8, 40583605), (10, 32466884), (20, 16233442), (40, 8116721), (61, 5322440), (122, 2661220), (244, 1330610), (271, 1198040), (305, 1064488), (488, 665305), (491, 661240), (542, 599020), (610, 532244), (982, 330620), (1084, 299510), (1220, 266122), (1355, 239608), (1964, 165310), (2168, 149755), (2440, 133061), (2455, 132248), (2710, 119804), (3928, 82655), (4910, 66124), (5420, 59902), (9820, 33062), (10840, 29951), (16531, 19640)]