81340260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8317}}^1$

素因数の和:8492

約数の個数: 48

約数和(自身を含む): 229177536

約数和(自身を除く): 147837276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 8317, 9780, 16634, 24951, 33268, 41585, 49902, 83170, 99804, 124755, 166340, 249510, 499020, 1355671, 2711342, 4067013, 5422684, 6778355, 8134026, 13556710, 16268052, 20335065, 27113420, 40670130, 81340260]

約数ペア:

[(1, 81340260), (2, 40670130), (3, 27113420), (4, 20335065), (5, 16268052), (6, 13556710), (10, 8134026), (12, 6778355), (15, 5422684), (20, 4067013), (30, 2711342), (60, 1355671), (163, 499020), (326, 249510), (489, 166340), (652, 124755), (815, 99804), (978, 83170), (1630, 49902), (1956, 41585), (2445, 33268), (3260, 24951), (4890, 16634), (8317, 9780)]