253271640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20897}}^1$

素因数の和:21012

約数の個数: 64

約数和(自身を含む): 767374560

約数和(自身を除く): 514102920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 12120, 20897, 41794, 62691, 83588, 104485, 125382, 167176, 208970, 250764, 313455, 417940, 501528, 626910, 835880, 1253820, 2110597, 2507640, 4221194, 6331791, 8442388, 10552985, 12663582, 16884776, 21105970, 25327164, 31658955, 42211940, 50654328, 63317910, 84423880, 126635820, 253271640]

約数ペア:

[(1, 253271640), (2, 126635820), (3, 84423880), (4, 63317910), (5, 50654328), (6, 42211940), (8, 31658955), (10, 25327164), (12, 21105970), (15, 16884776), (20, 12663582), (24, 10552985), (30, 8442388), (40, 6331791), (60, 4221194), (101, 2507640), (120, 2110597), (202, 1253820), (303, 835880), (404, 626910), (505, 501528), (606, 417940), (808, 313455), (1010, 250764), (1212, 208970), (1515, 167176), (2020, 125382), (2424, 104485), (3030, 83588), (4040, 62691), (6060, 41794), (12120, 20897)]