261089040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10771}}^1$

素因数の和:10888

約数の個数: 80

約数和(自身を含む): 817465536

約数和(自身を除く): 556376496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1616, 2020, 2424, 3030, 4040, 4848, 6060, 8080, 10771, 12120, 21542, 24240, 32313, 43084, 53855, 64626, 86168, 107710, 129252, 161565, 172336, 215420, 258504, 323130, 430840, 517008, 646260, 861680, 1087871, 1292520, 2175742, 2585040, 3263613, 4351484, 5439355, 6527226, 8702968, 10878710, 13054452, 16318065, 17405936, 21757420, 26108904, 32636130, 43514840, 52217808, 65272260, 87029680, 130544520, 261089040]

約数ペア:

[(1, 261089040), (2, 130544520), (3, 87029680), (4, 65272260), (5, 52217808), (6, 43514840), (8, 32636130), (10, 26108904), (12, 21757420), (15, 17405936), (16, 16318065), (20, 13054452), (24, 10878710), (30, 8702968), (40, 6527226), (48, 5439355), (60, 4351484), (80, 3263613), (101, 2585040), (120, 2175742), (202, 1292520), (240, 1087871), (303, 861680), (404, 646260), (505, 517008), (606, 430840), (808, 323130), (1010, 258504), (1212, 215420), (1515, 172336), (1616, 161565), (2020, 129252), (2424, 107710), (3030, 86168), (4040, 64626), (4848, 53855), (6060, 43084), (8080, 32313), (10771, 24240), (12120, 21542)]