30196740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10271}}^1$

素因数の和:10297

約数の個数: 72

約数和(自身を含む): 98364672

約数和(自身を除く): 68167932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10271, 20542, 30813, 41084, 51355, 61626, 71897, 102710, 123252, 143794, 154065, 205420, 215691, 287588, 308130, 359485, 431382, 503279, 616260, 718970, 862764, 1006558, 1078455, 1437940, 1509837, 2013116, 2156910, 2516395, 3019674, 4313820, 5032790, 6039348, 7549185, 10065580, 15098370, 30196740]

約数ペア:

[(1, 30196740), (2, 15098370), (3, 10065580), (4, 7549185), (5, 6039348), (6, 5032790), (7, 4313820), (10, 3019674), (12, 2516395), (14, 2156910), (15, 2013116), (20, 1509837), (21, 1437940), (28, 1078455), (30, 1006558), (35, 862764), (42, 718970), (49, 616260), (60, 503279), (70, 431382), (84, 359485), (98, 308130), (105, 287588), (140, 215691), (147, 205420), (196, 154065), (210, 143794), (245, 123252), (294, 102710), (420, 71897), (490, 61626), (588, 51355), (735, 41084), (980, 30813), (1470, 20542), (2940, 10271)]