138589360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19037}}^1$

素因数の和:19070

約数の個数: 80

約数和(自身を含む): 396599616

約数和(自身を除く): 258010256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 19037, 38074, 76148, 95185, 133259, 152296, 190370, 247481, 266518, 304592, 380740, 494962, 533036, 666295, 761480, 989924, 1066072, 1237405, 1332590, 1522960, 1732367, 1979848, 2132144, 2474810, 2665180, 3464734, 3959696, 4949620, 5330360, 6929468, 8661835, 9899240, 10660720, 13858936, 17323670, 19798480, 27717872, 34647340, 69294680, 138589360]

約数ペア:

[(1, 138589360), (2, 69294680), (4, 34647340), (5, 27717872), (7, 19798480), (8, 17323670), (10, 13858936), (13, 10660720), (14, 9899240), (16, 8661835), (20, 6929468), (26, 5330360), (28, 4949620), (35, 3959696), (40, 3464734), (52, 2665180), (56, 2474810), (65, 2132144), (70, 1979848), (80, 1732367), (91, 1522960), (104, 1332590), (112, 1237405), (130, 1066072), (140, 989924), (182, 761480), (208, 666295), (260, 533036), (280, 494962), (364, 380740), (455, 304592), (520, 266518), (560, 247481), (728, 190370), (910, 152296), (1040, 133259), (1456, 95185), (1820, 76148), (3640, 38074), (7280, 19037)]