268359780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1279}}^1$

素因数の和:1573

約数の個数: 96

約数和(自身を含む): 812851200

約数和(自身を除く): 544491420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 269, 390, 538, 780, 807, 1076, 1279, 1345, 1614, 2558, 2690, 3228, 3497, 3837, 4035, 5116, 5380, 6395, 6994, 7674, 8070, 10491, 12790, 13988, 15348, 16140, 16627, 17485, 19185, 20982, 25580, 33254, 34970, 38370, 41964, 49881, 52455, 66508, 69940, 76740, 83135, 99762, 104910, 166270, 199524, 209820, 249405, 332540, 344051, 498810, 688102, 997620, 1032153, 1376204, 1720255, 2064306, 3440510, 4128612, 4472663, 5160765, 6881020, 8945326, 10321530, 13417989, 17890652, 20643060, 22363315, 26835978, 44726630, 53671956, 67089945, 89453260, 134179890, 268359780]

約数ペア:

[(1, 268359780), (2, 134179890), (3, 89453260), (4, 67089945), (5, 53671956), (6, 44726630), (10, 26835978), (12, 22363315), (13, 20643060), (15, 17890652), (20, 13417989), (26, 10321530), (30, 8945326), (39, 6881020), (52, 5160765), (60, 4472663), (65, 4128612), (78, 3440510), (130, 2064306), (156, 1720255), (195, 1376204), (260, 1032153), (269, 997620), (390, 688102), (538, 498810), (780, 344051), (807, 332540), (1076, 249405), (1279, 209820), (1345, 199524), (1614, 166270), (2558, 104910), (2690, 99762), (3228, 83135), (3497, 76740), (3837, 69940), (4035, 66508), (5116, 52455), (5380, 49881), (6395, 41964), (6994, 38370), (7674, 34970), (8070, 33254), (10491, 25580), (12790, 20982), (13988, 19185), (15348, 17485), (16140, 16627)]