30312420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 89886720

約数和(自身を除く): 59574300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 43, 60, 62, 86, 93, 124, 129, 155, 172, 186, 215, 258, 310, 372, 379, 430, 465, 516, 620, 645, 758, 860, 930, 1137, 1290, 1333, 1516, 1860, 1895, 2274, 2580, 2666, 3790, 3999, 4548, 5332, 5685, 6665, 7580, 7998, 11370, 11749, 13330, 15996, 16297, 19995, 22740, 23498, 26660, 32594, 35247, 39990, 46996, 48891, 58745, 65188, 70494, 79980, 81485, 97782, 117490, 140988, 162970, 176235, 195564, 234980, 244455, 325940, 352470, 488910, 505207, 704940, 977820, 1010414, 1515621, 2020828, 2526035, 3031242, 5052070, 6062484, 7578105, 10104140, 15156210, 30312420]

約数ペア:

[(1, 30312420), (2, 15156210), (3, 10104140), (4, 7578105), (5, 6062484), (6, 5052070), (10, 3031242), (12, 2526035), (15, 2020828), (20, 1515621), (30, 1010414), (31, 977820), (43, 704940), (60, 505207), (62, 488910), (86, 352470), (93, 325940), (124, 244455), (129, 234980), (155, 195564), (172, 176235), (186, 162970), (215, 140988), (258, 117490), (310, 97782), (372, 81485), (379, 79980), (430, 70494), (465, 65188), (516, 58745), (620, 48891), (645, 46996), (758, 39990), (860, 35247), (930, 32594), (1137, 26660), (1290, 23498), (1333, 22740), (1516, 19995), (1860, 16297), (1895, 15996), (2274, 13330), (2580, 11749), (2666, 11370), (3790, 7998), (3999, 7580), (4548, 6665), (5332, 5685)]