12315000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{821}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 38518920

約数和(自身を除く): 26203920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 821, 1000, 1250, 1500, 1642, 1875, 2463, 2500, 3000, 3284, 3750, 4105, 4926, 5000, 6568, 7500, 8210, 9852, 12315, 15000, 16420, 19704, 20525, 24630, 32840, 41050, 49260, 61575, 82100, 98520, 102625, 123150, 164200, 205250, 246300, 307875, 410500, 492600, 513125, 615750, 821000, 1026250, 1231500, 1539375, 2052500, 2463000, 3078750, 4105000, 6157500, 12315000]

約数ペア:

[(1, 12315000), (2, 6157500), (3, 4105000), (4, 3078750), (5, 2463000), (6, 2052500), (8, 1539375), (10, 1231500), (12, 1026250), (15, 821000), (20, 615750), (24, 513125), (25, 492600), (30, 410500), (40, 307875), (50, 246300), (60, 205250), (75, 164200), (100, 123150), (120, 102625), (125, 98520), (150, 82100), (200, 61575), (250, 49260), (300, 41050), (375, 32840), (500, 24630), (600, 20525), (625, 19704), (750, 16420), (821, 15000), (1000, 12315), (1250, 9852), (1500, 8210), (1642, 7500), (1875, 6568), (2463, 5000), (2500, 4926), (3000, 4105), (3284, 3750)]