15171900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 44413824

約数和(自身を除く): 29241924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 103, 150, 206, 300, 309, 412, 491, 515, 618, 982, 1030, 1236, 1473, 1545, 1964, 2060, 2455, 2575, 2946, 3090, 4910, 5150, 5892, 6180, 7365, 7725, 9820, 10300, 12275, 14730, 15450, 24550, 29460, 30900, 36825, 49100, 50573, 73650, 101146, 147300, 151719, 202292, 252865, 303438, 505730, 606876, 758595, 1011460, 1264325, 1517190, 2528650, 3034380, 3792975, 5057300, 7585950, 15171900]

約数ペア:

[(1, 15171900), (2, 7585950), (3, 5057300), (4, 3792975), (5, 3034380), (6, 2528650), (10, 1517190), (12, 1264325), (15, 1011460), (20, 758595), (25, 606876), (30, 505730), (50, 303438), (60, 252865), (75, 202292), (100, 151719), (103, 147300), (150, 101146), (206, 73650), (300, 50573), (309, 49100), (412, 36825), (491, 30900), (515, 29460), (618, 24550), (982, 15450), (1030, 14730), (1236, 12275), (1473, 10300), (1545, 9820), (1964, 7725), (2060, 7365), (2455, 6180), (2575, 5892), (2946, 5150), (3090, 4910)]