48915180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{821}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 149005584

約数和(自身を除く): 100090404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 821, 993, 1324, 1642, 1655, 1986, 2463, 2979, 3284, 3310, 3972, 4105, 4926, 4965, 5958, 6620, 7389, 8210, 9852, 9930, 11916, 12315, 14778, 14895, 16420, 19860, 24630, 29556, 29790, 36945, 49260, 59580, 73890, 147780, 271751, 543502, 815253, 1087004, 1358755, 1630506, 2445759, 2717510, 3261012, 4076265, 4891518, 5435020, 8152530, 9783036, 12228795, 16305060, 24457590, 48915180]

約数ペア:

[(1, 48915180), (2, 24457590), (3, 16305060), (4, 12228795), (5, 9783036), (6, 8152530), (9, 5435020), (10, 4891518), (12, 4076265), (15, 3261012), (18, 2717510), (20, 2445759), (30, 1630506), (36, 1358755), (45, 1087004), (60, 815253), (90, 543502), (180, 271751), (331, 147780), (662, 73890), (821, 59580), (993, 49260), (1324, 36945), (1642, 29790), (1655, 29556), (1986, 24630), (2463, 19860), (2979, 16420), (3284, 14895), (3310, 14778), (3972, 12315), (4105, 11916), (4926, 9930), (4965, 9852), (5958, 8210), (6620, 7389)]