15018900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3851}}^1$

素因数の和:3881

約数の個数: 72

約数和(自身を含む): 46809504

約数和(自身を除く): 31790604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3851, 3900, 7702, 11553, 15404, 19255, 23106, 38510, 46212, 50063, 57765, 77020, 96275, 100126, 115530, 150189, 192550, 200252, 231060, 250315, 288825, 300378, 385100, 500630, 577650, 600756, 750945, 1001260, 1155300, 1251575, 1501890, 2503150, 3003780, 3754725, 5006300, 7509450, 15018900]

約数ペア:

[(1, 15018900), (2, 7509450), (3, 5006300), (4, 3754725), (5, 3003780), (6, 2503150), (10, 1501890), (12, 1251575), (13, 1155300), (15, 1001260), (20, 750945), (25, 600756), (26, 577650), (30, 500630), (39, 385100), (50, 300378), (52, 288825), (60, 250315), (65, 231060), (75, 200252), (78, 192550), (100, 150189), (130, 115530), (150, 100126), (156, 96275), (195, 77020), (260, 57765), (300, 50063), (325, 46212), (390, 38510), (650, 23106), (780, 19255), (975, 15404), (1300, 11553), (1950, 7702), (3851, 3900)]