30885540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 99692544

約数和(自身を除く): 68807004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 151, 210, 302, 420, 453, 487, 604, 755, 906, 974, 1057, 1461, 1510, 1812, 1948, 2114, 2265, 2435, 2922, 3020, 3171, 3409, 4228, 4530, 4870, 5285, 5844, 6342, 6818, 7305, 9060, 9740, 10227, 10570, 12684, 13636, 14610, 15855, 17045, 20454, 21140, 29220, 31710, 34090, 40908, 51135, 63420, 68180, 73537, 102270, 147074, 204540, 220611, 294148, 367685, 441222, 514759, 735370, 882444, 1029518, 1103055, 1470740, 1544277, 2059036, 2206110, 2573795, 3088554, 4412220, 5147590, 6177108, 7721385, 10295180, 15442770, 30885540]

約数ペア:

[(1, 30885540), (2, 15442770), (3, 10295180), (4, 7721385), (5, 6177108), (6, 5147590), (7, 4412220), (10, 3088554), (12, 2573795), (14, 2206110), (15, 2059036), (20, 1544277), (21, 1470740), (28, 1103055), (30, 1029518), (35, 882444), (42, 735370), (60, 514759), (70, 441222), (84, 367685), (105, 294148), (140, 220611), (151, 204540), (210, 147074), (302, 102270), (420, 73537), (453, 68180), (487, 63420), (604, 51135), (755, 40908), (906, 34090), (974, 31710), (1057, 29220), (1461, 21140), (1510, 20454), (1812, 17045), (1948, 15855), (2114, 14610), (2265, 13636), (2435, 12684), (2922, 10570), (3020, 10227), (3171, 9740), (3409, 9060), (4228, 7305), (4530, 6818), (4870, 6342), (5285, 5844)]