90737820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:809

約数の個数: 120

約数和(自身を含む): 288657600

約数和(自身を除く): 197919780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 270, 316, 324, 395, 405, 474, 540, 709, 711, 790, 810, 948, 1185, 1418, 1422, 1580, 1620, 2127, 2133, 2370, 2836, 2844, 3545, 3555, 4254, 4266, 4740, 6381, 6399, 7090, 7110, 8508, 8532, 10635, 10665, 12762, 12798, 14180, 14220, 19143, 21270, 21330, 25524, 25596, 31905, 31995, 38286, 42540, 42660, 56011, 57429, 63810, 63990, 76572, 95715, 112022, 114858, 127620, 127980, 168033, 191430, 224044, 229716, 280055, 287145, 336066, 382860, 504099, 560110, 574290, 672132, 840165, 1008198, 1120220, 1148580, 1512297, 1680330, 2016396, 2520495, 3024594, 3360660, 4536891, 5040990, 6049188, 7561485, 9073782, 10081980, 15122970, 18147564, 22684455, 30245940, 45368910, 90737820]

約数ペア:

[(1, 90737820), (2, 45368910), (3, 30245940), (4, 22684455), (5, 18147564), (6, 15122970), (9, 10081980), (10, 9073782), (12, 7561485), (15, 6049188), (18, 5040990), (20, 4536891), (27, 3360660), (30, 3024594), (36, 2520495), (45, 2016396), (54, 1680330), (60, 1512297), (79, 1148580), (81, 1120220), (90, 1008198), (108, 840165), (135, 672132), (158, 574290), (162, 560110), (180, 504099), (237, 382860), (270, 336066), (316, 287145), (324, 280055), (395, 229716), (405, 224044), (474, 191430), (540, 168033), (709, 127980), (711, 127620), (790, 114858), (810, 112022), (948, 95715), (1185, 76572), (1418, 63990), (1422, 63810), (1580, 57429), (1620, 56011), (2127, 42660), (2133, 42540), (2370, 38286), (2836, 31995), (2844, 31905), (3545, 25596), (3555, 25524), (4254, 21330), (4266, 21270), (4740, 19143), (6381, 14220), (6399, 14180), (7090, 12798), (7110, 12762), (8508, 10665), (8532, 10635)]