127946260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 304819200

約数和(自身を除く): 176872940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 71, 116, 130, 142, 145, 239, 260, 284, 290, 355, 377, 478, 580, 710, 754, 923, 956, 1195, 1420, 1508, 1846, 1885, 2059, 2390, 3107, 3692, 3770, 4118, 4615, 4780, 6214, 6931, 7540, 8236, 9230, 10295, 12428, 13862, 15535, 16969, 18460, 20590, 26767, 27724, 31070, 33938, 34655, 41180, 53534, 62140, 67876, 69310, 84845, 90103, 107068, 133835, 138620, 169690, 180206, 220597, 267670, 339380, 360412, 441194, 450515, 492101, 535340, 882388, 901030, 984202, 1102985, 1802060, 1968404, 2205970, 2460505, 4411940, 4921010, 6397313, 9842020, 12794626, 25589252, 31986565, 63973130, 127946260]

約数ペア:

[(1, 127946260), (2, 63973130), (4, 31986565), (5, 25589252), (10, 12794626), (13, 9842020), (20, 6397313), (26, 4921010), (29, 4411940), (52, 2460505), (58, 2205970), (65, 1968404), (71, 1802060), (116, 1102985), (130, 984202), (142, 901030), (145, 882388), (239, 535340), (260, 492101), (284, 450515), (290, 441194), (355, 360412), (377, 339380), (478, 267670), (580, 220597), (710, 180206), (754, 169690), (923, 138620), (956, 133835), (1195, 107068), (1420, 90103), (1508, 84845), (1846, 69310), (1885, 67876), (2059, 62140), (2390, 53534), (3107, 41180), (3692, 34655), (3770, 33938), (4118, 31070), (4615, 27724), (4780, 26767), (6214, 20590), (6931, 18460), (7540, 16969), (8236, 15535), (9230, 13862), (10295, 12428)]