2012979420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{360749}}^1$

素因数の和:360795

約数の個数: 72

約数和(自身を含む): 6303024000

約数和(自身を除く): 4290044580

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, 360749, 721498, 1082247, 1442996, 1803745, 2164494, 3246741, 3607490, 4328988, 5411235, 6493482, 7214980, 10822470, 11183219, 12986964, 16233705, 21644940, 22366438, 32467410, 33549657, 44732876, 55916095, 64934820, 67099314, 100648971, 111832190, 134198628, 167748285, 201297942, 223664380, 335496570, 402595884, 503244855, 670993140, 1006489710, 2012979420]

約数ペア:

[(1, 2012979420), (2, 1006489710), (3, 670993140), (4, 503244855), (5, 402595884), (6, 335496570), (9, 223664380), (10, 201297942), (12, 167748285), (15, 134198628), (18, 111832190), (20, 100648971), (30, 67099314), (31, 64934820), (36, 55916095), (45, 44732876), (60, 33549657), (62, 32467410), (90, 22366438), (93, 21644940), (124, 16233705), (155, 12986964), (180, 11183219), (186, 10822470), (279, 7214980), (310, 6493482), (372, 5411235), (465, 4328988), (558, 3607490), (620, 3246741), (930, 2164494), (1116, 1803745), (1395, 1442996), (1860, 1082247), (2790, 721498), (5580, 360749)]