297735660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23297}}^1$

素因数の和:23383

約数の個数: 72

約数和(自身を含む): 915890976

約数和(自身を除く): 618155316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 23297, 46594, 69891, 93188, 116485, 139782, 209673, 232970, 279564, 349455, 419346, 465940, 698910, 838692, 1048365, 1397820, 1654087, 2096730, 3308174, 4193460, 4962261, 6616348, 8270435, 9924522, 14886783, 16540870, 19849044, 24811305, 29773566, 33081740, 49622610, 59547132, 74433915, 99245220, 148867830, 297735660]

約数ペア:

[(1, 297735660), (2, 148867830), (3, 99245220), (4, 74433915), (5, 59547132), (6, 49622610), (9, 33081740), (10, 29773566), (12, 24811305), (15, 19849044), (18, 16540870), (20, 14886783), (30, 9924522), (36, 8270435), (45, 6616348), (60, 4962261), (71, 4193460), (90, 3308174), (142, 2096730), (180, 1654087), (213, 1397820), (284, 1048365), (355, 838692), (426, 698910), (639, 465940), (710, 419346), (852, 349455), (1065, 279564), (1278, 232970), (1420, 209673), (2130, 139782), (2556, 116485), (3195, 93188), (4260, 69891), (6390, 46594), (12780, 23297)]