18277020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1721}}^1$

素因数の和:1795

約数の個数: 72

約数和(自身を含む): 56412720

約数和(自身を除く): 38135700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1721, 1770, 2124, 2655, 3442, 3540, 5163, 5310, 6884, 8605, 10326, 10620, 15489, 17210, 20652, 25815, 30978, 34420, 51630, 61956, 77445, 101539, 103260, 154890, 203078, 304617, 309780, 406156, 507695, 609234, 913851, 1015390, 1218468, 1523085, 1827702, 2030780, 3046170, 3655404, 4569255, 6092340, 9138510, 18277020]

約数ペア:

[(1, 18277020), (2, 9138510), (3, 6092340), (4, 4569255), (5, 3655404), (6, 3046170), (9, 2030780), (10, 1827702), (12, 1523085), (15, 1218468), (18, 1015390), (20, 913851), (30, 609234), (36, 507695), (45, 406156), (59, 309780), (60, 304617), (90, 203078), (118, 154890), (177, 103260), (180, 101539), (236, 77445), (295, 61956), (354, 51630), (531, 34420), (590, 30978), (708, 25815), (885, 20652), (1062, 17210), (1180, 15489), (1721, 10620), (1770, 10326), (2124, 8605), (2655, 6884), (3442, 5310), (3540, 5163)]