331212560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4493

約数の個数: 120

約数和(自身を含む): 943153920

約数和(自身を除く): 611941360

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, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4447, 4655, 5320, 7448, 8894, 9310, 10640, 14896, 17788, 18620, 22235, 31129, 35576, 37240, 44470, 62258, 71152, 74480, 84493, 88940, 124516, 155645, 168986, 177880, 217903, 249032, 311290, 337972, 355760, 422465, 435806, 498064, 591451, 622580, 675944, 844930, 871612, 1089515, 1182902, 1245160, 1351888, 1689860, 1743224, 2179030, 2365804, 2490320, 2957255, 3379720, 3486448, 4140157, 4358060, 4731608, 5914510, 6759440, 8280314, 8716120, 9463216, 11829020, 16560628, 17432240, 20700785, 23658040, 33121256, 41401570, 47316080, 66242512, 82803140, 165606280, 331212560]

約数ペア:

[(1, 331212560), (2, 165606280), (4, 82803140), (5, 66242512), (7, 47316080), (8, 41401570), (10, 33121256), (14, 23658040), (16, 20700785), (19, 17432240), (20, 16560628), (28, 11829020), (35, 9463216), (38, 8716120), (40, 8280314), (49, 6759440), (56, 5914510), (70, 4731608), (76, 4358060), (80, 4140157), (95, 3486448), (98, 3379720), (112, 2957255), (133, 2490320), (140, 2365804), (152, 2179030), (190, 1743224), (196, 1689860), (245, 1351888), (266, 1245160), (280, 1182902), (304, 1089515), (380, 871612), (392, 844930), (490, 675944), (532, 622580), (560, 591451), (665, 498064), (760, 435806), (784, 422465), (931, 355760), (980, 337972), (1064, 311290), (1330, 249032), (1520, 217903), (1862, 177880), (1960, 168986), (2128, 155645), (2660, 124516), (3724, 88940), (3920, 84493), (4447, 74480), (4655, 71152), (5320, 62258), (7448, 44470), (8894, 37240), (9310, 35576), (10640, 31129), (14896, 22235), (17788, 18620)]