121877840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2113}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 327145728

約数和(自身を除く): 205267888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1442, 1648, 2060, 2113, 2884, 3605, 4120, 4226, 5768, 7210, 8240, 8452, 10565, 11536, 14420, 14791, 16904, 21130, 28840, 29582, 33808, 42260, 57680, 59164, 73955, 84520, 118328, 147910, 169040, 217639, 236656, 295820, 435278, 591640, 870556, 1088195, 1183280, 1523473, 1741112, 2176390, 3046946, 3482224, 4352780, 6093892, 7617365, 8705560, 12187784, 15234730, 17411120, 24375568, 30469460, 60938920, 121877840]

約数ペア:

[(1, 121877840), (2, 60938920), (4, 30469460), (5, 24375568), (7, 17411120), (8, 15234730), (10, 12187784), (14, 8705560), (16, 7617365), (20, 6093892), (28, 4352780), (35, 3482224), (40, 3046946), (56, 2176390), (70, 1741112), (80, 1523473), (103, 1183280), (112, 1088195), (140, 870556), (206, 591640), (280, 435278), (412, 295820), (515, 236656), (560, 217639), (721, 169040), (824, 147910), (1030, 118328), (1442, 84520), (1648, 73955), (2060, 59164), (2113, 57680), (2884, 42260), (3605, 33808), (4120, 29582), (4226, 28840), (5768, 21130), (7210, 16904), (8240, 14791), (8452, 14420), (10565, 11536)]