68075480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 186624000

約数和(自身を除く): 118548520

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 479, 646, 680, 748, 760, 836, 935, 958, 1045, 1292, 1496, 1615, 1672, 1870, 1916, 2090, 2395, 2584, 3230, 3553, 3740, 3832, 4180, 4790, 5269, 6460, 7106, 7480, 8143, 8360, 9101, 9580, 10538, 12920, 14212, 16286, 17765, 18202, 19160, 21076, 26345, 28424, 32572, 35530, 36404, 40715, 42152, 45505, 52690, 65144, 71060, 72808, 81430, 89573, 91010, 100111, 105380, 142120, 154717, 162860, 179146, 182020, 200222, 210760, 309434, 325720, 358292, 364040, 400444, 447865, 500555, 618868, 716584, 773585, 800888, 895730, 1001110, 1237736, 1547170, 1701887, 1791460, 2002220, 3094340, 3403774, 3582920, 4004440, 6188680, 6807548, 8509435, 13615096, 17018870, 34037740, 68075480]

約数ペア:

[(1, 68075480), (2, 34037740), (4, 17018870), (5, 13615096), (8, 8509435), (10, 6807548), (11, 6188680), (17, 4004440), (19, 3582920), (20, 3403774), (22, 3094340), (34, 2002220), (38, 1791460), (40, 1701887), (44, 1547170), (55, 1237736), (68, 1001110), (76, 895730), (85, 800888), (88, 773585), (95, 716584), (110, 618868), (136, 500555), (152, 447865), (170, 400444), (187, 364040), (190, 358292), (209, 325720), (220, 309434), (323, 210760), (340, 200222), (374, 182020), (380, 179146), (418, 162860), (440, 154717), (479, 142120), (646, 105380), (680, 100111), (748, 91010), (760, 89573), (836, 81430), (935, 72808), (958, 71060), (1045, 65144), (1292, 52690), (1496, 45505), (1615, 42152), (1672, 40715), (1870, 36404), (1916, 35530), (2090, 32572), (2395, 28424), (2584, 26345), (3230, 21076), (3553, 19160), (3740, 18202), (3832, 17765), (4180, 16286), (4790, 14212), (5269, 12920), (6460, 10538), (7106, 9580), (7480, 9101), (8143, 8360)]