66798180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11971}}^1$

素因数の和:12017

約数の個数: 72

約数和(自身を含む): 209174784

約数和(自身を除く): 142376604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11971, 23942, 35913, 47884, 59855, 71826, 107739, 119710, 143652, 179565, 215478, 239420, 359130, 371101, 430956, 538695, 718260, 742202, 1077390, 1113303, 1484404, 1855505, 2154780, 2226606, 3339909, 3711010, 4453212, 5566515, 6679818, 7422020, 11133030, 13359636, 16699545, 22266060, 33399090, 66798180]

約数ペア:

[(1, 66798180), (2, 33399090), (3, 22266060), (4, 16699545), (5, 13359636), (6, 11133030), (9, 7422020), (10, 6679818), (12, 5566515), (15, 4453212), (18, 3711010), (20, 3339909), (30, 2226606), (31, 2154780), (36, 1855505), (45, 1484404), (60, 1113303), (62, 1077390), (90, 742202), (93, 718260), (124, 538695), (155, 430956), (180, 371101), (186, 359130), (279, 239420), (310, 215478), (372, 179565), (465, 143652), (558, 119710), (620, 107739), (930, 71826), (1116, 59855), (1395, 47884), (1860, 35913), (2790, 23942), (5580, 11971)]