120284240

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11839}}^1$

素因数の和:11979

約数の個数: 40

約数和(自身を含む): 281886720

約数和(自身を除く): 161602480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 11839, 23678, 47356, 59195, 94712, 118390, 189424, 236780, 473560, 947120, 1503553, 3007106, 6014212, 7517765, 12028424, 15035530, 24056848, 30071060, 60142120, 120284240]

約数ペア:

[(1, 120284240), (2, 60142120), (4, 30071060), (5, 24056848), (8, 15035530), (10, 12028424), (16, 7517765), (20, 6014212), (40, 3007106), (80, 1503553), (127, 947120), (254, 473560), (508, 236780), (635, 189424), (1016, 118390), (1270, 94712), (2032, 59195), (2540, 47356), (5080, 23678), (10160, 11839)]