79369840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 160

約数和(自身を含む): 218557440

約数和(自身を除く): 139187600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 47, 55, 76, 80, 88, 94, 95, 101, 110, 152, 176, 188, 190, 202, 209, 220, 235, 304, 376, 380, 404, 418, 440, 470, 505, 517, 752, 760, 808, 836, 880, 893, 940, 1010, 1034, 1045, 1111, 1520, 1616, 1672, 1786, 1880, 1919, 2020, 2068, 2090, 2222, 2585, 3344, 3572, 3760, 3838, 4040, 4136, 4180, 4444, 4465, 4747, 5170, 5555, 7144, 7676, 8080, 8272, 8360, 8888, 8930, 9494, 9595, 9823, 10340, 11110, 14288, 15352, 16720, 17776, 17860, 18988, 19190, 19646, 20680, 21109, 22220, 23735, 30704, 35720, 37976, 38380, 39292, 41360, 42218, 44440, 47470, 49115, 52217, 71440, 75952, 76760, 78584, 84436, 88880, 90193, 94940, 98230, 104434, 105545, 153520, 157168, 168872, 180386, 189880, 196460, 208868, 211090, 261085, 337744, 360772, 379760, 392920, 417736, 422180, 450965, 522170, 721544, 785840, 835472, 844360, 901930, 992123, 1044340, 1443088, 1688720, 1803860, 1984246, 2088680, 3607720, 3968492, 4177360, 4960615, 7215440, 7936984, 9921230, 15873968, 19842460, 39684920, 79369840]

約数ペア:

[(1, 79369840), (2, 39684920), (4, 19842460), (5, 15873968), (8, 9921230), (10, 7936984), (11, 7215440), (16, 4960615), (19, 4177360), (20, 3968492), (22, 3607720), (38, 2088680), (40, 1984246), (44, 1803860), (47, 1688720), (55, 1443088), (76, 1044340), (80, 992123), (88, 901930), (94, 844360), (95, 835472), (101, 785840), (110, 721544), (152, 522170), (176, 450965), (188, 422180), (190, 417736), (202, 392920), (209, 379760), (220, 360772), (235, 337744), (304, 261085), (376, 211090), (380, 208868), (404, 196460), (418, 189880), (440, 180386), (470, 168872), (505, 157168), (517, 153520), (752, 105545), (760, 104434), (808, 98230), (836, 94940), (880, 90193), (893, 88880), (940, 84436), (1010, 78584), (1034, 76760), (1045, 75952), (1111, 71440), (1520, 52217), (1616, 49115), (1672, 47470), (1786, 44440), (1880, 42218), (1919, 41360), (2020, 39292), (2068, 38380), (2090, 37976), (2222, 35720), (2585, 30704), (3344, 23735), (3572, 22220), (3760, 21109), (3838, 20680), (4040, 19646), (4136, 19190), (4180, 18988), (4444, 17860), (4465, 17776), (4747, 16720), (5170, 15352), (5555, 14288), (7144, 11110), (7676, 10340), (8080, 9823), (8272, 9595), (8360, 9494), (8888, 8930)]