76723220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1093

約数の個数: 72

約数和(自身を含む): 189987840

約数和(自身を除く): 113264620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 991, 1106, 1580, 1982, 2212, 2765, 3871, 3964, 4955, 5530, 6937, 7742, 9910, 11060, 13874, 15484, 19355, 19820, 27748, 34685, 38710, 48559, 69370, 77420, 78289, 97118, 138740, 156578, 194236, 242795, 313156, 391445, 485590, 548023, 782890, 971180, 1096046, 1565780, 2192092, 2740115, 3836161, 5480230, 7672322, 10960460, 15344644, 19180805, 38361610, 76723220]

約数ペア:

[(1, 76723220), (2, 38361610), (4, 19180805), (5, 15344644), (7, 10960460), (10, 7672322), (14, 5480230), (20, 3836161), (28, 2740115), (35, 2192092), (49, 1565780), (70, 1096046), (79, 971180), (98, 782890), (140, 548023), (158, 485590), (196, 391445), (245, 313156), (316, 242795), (395, 194236), (490, 156578), (553, 138740), (790, 97118), (980, 78289), (991, 77420), (1106, 69370), (1580, 48559), (1982, 38710), (2212, 34685), (2765, 27748), (3871, 19820), (3964, 19355), (4955, 15484), (5530, 13874), (6937, 11060), (7742, 9910)]