69191920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:975

約数の個数: 120

約数和(自身を含む): 197197200

約数和(自身を除く): 128005280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 929, 931, 980, 1064, 1330, 1520, 1858, 1862, 1960, 2128, 2660, 3716, 3724, 3920, 4645, 4655, 5320, 6503, 7432, 7448, 9290, 9310, 10640, 13006, 14864, 14896, 17651, 18580, 18620, 26012, 32515, 35302, 37160, 37240, 45521, 52024, 65030, 70604, 74320, 74480, 88255, 91042, 104048, 123557, 130060, 141208, 176510, 182084, 227605, 247114, 260120, 282416, 353020, 364168, 455210, 494228, 520240, 617785, 706040, 728336, 864899, 910420, 988456, 1235570, 1412080, 1729798, 1820840, 1976912, 2471140, 3459596, 3641680, 4324495, 4942280, 6919192, 8648990, 9884560, 13838384, 17297980, 34595960, 69191920]

約数ペア:

[(1, 69191920), (2, 34595960), (4, 17297980), (5, 13838384), (7, 9884560), (8, 8648990), (10, 6919192), (14, 4942280), (16, 4324495), (19, 3641680), (20, 3459596), (28, 2471140), (35, 1976912), (38, 1820840), (40, 1729798), (49, 1412080), (56, 1235570), (70, 988456), (76, 910420), (80, 864899), (95, 728336), (98, 706040), (112, 617785), (133, 520240), (140, 494228), (152, 455210), (190, 364168), (196, 353020), (245, 282416), (266, 260120), (280, 247114), (304, 227605), (380, 182084), (392, 176510), (490, 141208), (532, 130060), (560, 123557), (665, 104048), (760, 91042), (784, 88255), (929, 74480), (931, 74320), (980, 70604), (1064, 65030), (1330, 52024), (1520, 45521), (1858, 37240), (1862, 37160), (1960, 35302), (2128, 32515), (2660, 26012), (3716, 18620), (3724, 18580), (3920, 17651), (4645, 14896), (4655, 14864), (5320, 13006), (6503, 10640), (7432, 9310), (7448, 9290)]