30621900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1111

約数の個数: 72

約数和(自身を含む): 89549824

約数和(自身を除く): 58927924

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, 515, 618, 991, 1030, 1236, 1545, 1982, 2060, 2575, 2973, 3090, 3964, 4955, 5150, 5946, 6180, 7725, 9910, 10300, 11892, 14865, 15450, 19820, 24775, 29730, 30900, 49550, 59460, 74325, 99100, 102073, 148650, 204146, 297300, 306219, 408292, 510365, 612438, 1020730, 1224876, 1531095, 2041460, 2551825, 3062190, 5103650, 6124380, 7655475, 10207300, 15310950, 30621900]

約数ペア:

[(1, 30621900), (2, 15310950), (3, 10207300), (4, 7655475), (5, 6124380), (6, 5103650), (10, 3062190), (12, 2551825), (15, 2041460), (20, 1531095), (25, 1224876), (30, 1020730), (50, 612438), (60, 510365), (75, 408292), (100, 306219), (103, 297300), (150, 204146), (206, 148650), (300, 102073), (309, 99100), (412, 74325), (515, 59460), (618, 49550), (991, 30900), (1030, 29730), (1236, 24775), (1545, 19820), (1982, 15450), (2060, 14865), (2575, 11892), (2973, 10300), (3090, 9910), (3964, 7725), (4955, 6180), (5150, 5946)]