296505080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{491}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 691476480

約数和(自身を除く): 394971400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 487, 491, 620, 974, 982, 1240, 1948, 1964, 2435, 2455, 3896, 3928, 4870, 4910, 9740, 9820, 15097, 15221, 19480, 19640, 30194, 30442, 60388, 60884, 75485, 76105, 120776, 121768, 150970, 152210, 239117, 301940, 304420, 478234, 603880, 608840, 956468, 1195585, 1912936, 2391170, 4782340, 7412627, 9564680, 14825254, 29650508, 37063135, 59301016, 74126270, 148252540, 296505080]

約数ペア:

[(1, 296505080), (2, 148252540), (4, 74126270), (5, 59301016), (8, 37063135), (10, 29650508), (20, 14825254), (31, 9564680), (40, 7412627), (62, 4782340), (124, 2391170), (155, 1912936), (248, 1195585), (310, 956468), (487, 608840), (491, 603880), (620, 478234), (974, 304420), (982, 301940), (1240, 239117), (1948, 152210), (1964, 150970), (2435, 121768), (2455, 120776), (3896, 76105), (3928, 75485), (4870, 60884), (4910, 60388), (9740, 30442), (9820, 30194), (15097, 19640), (15221, 19480)]