213207811060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{739}}^1\times {\mathrm{1559}}^1$

素因数の和:2813

約数の個数: 96

約数和(自身を含む): 473211648000

約数和(自身を除く): 260003836940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 487, 739, 974, 1478, 1559, 1948, 2435, 2956, 3118, 3695, 4870, 6236, 7390, 7795, 9253, 9740, 14041, 14780, 15590, 18506, 28082, 29621, 31180, 37012, 46265, 56164, 59242, 70205, 92530, 118484, 140410, 148105, 185060, 280820, 296210, 359893, 592420, 719786, 759233, 1152101, 1439572, 1518466, 1799465, 2304202, 3036932, 3598930, 3796165, 4608404, 5760505, 6837967, 7197860, 7592330, 11521010, 13675934, 14425427, 15184660, 21889919, 23042020, 27351868, 28850854, 34189835, 43779838, 57701708, 68379670, 72127135, 87559676, 109449595, 136759340, 144254270, 218899190, 288508540, 437798380, 561073187, 1122146374, 2244292748, 2805365935, 5610731870, 10660390553, 11221463740, 21320781106, 42641562212, 53301952765, 106603905530, 213207811060]

約数ペア:

[(1, 213207811060), (2, 106603905530), (4, 53301952765), (5, 42641562212), (10, 21320781106), (19, 11221463740), (20, 10660390553), (38, 5610731870), (76, 2805365935), (95, 2244292748), (190, 1122146374), (380, 561073187), (487, 437798380), (739, 288508540), (974, 218899190), (1478, 144254270), (1559, 136759340), (1948, 109449595), (2435, 87559676), (2956, 72127135), (3118, 68379670), (3695, 57701708), (4870, 43779838), (6236, 34189835), (7390, 28850854), (7795, 27351868), (9253, 23042020), (9740, 21889919), (14041, 15184660), (14780, 14425427), (15590, 13675934), (18506, 11521010), (28082, 7592330), (29621, 7197860), (31180, 6837967), (37012, 5760505), (46265, 4608404), (56164, 3796165), (59242, 3598930), (70205, 3036932), (92530, 2304202), (118484, 1799465), (140410, 1518466), (148105, 1439572), (185060, 1152101), (280820, 759233), (296210, 719786), (359893, 592420)]