79002720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 144

約数和(自身を含む): 273257712

約数和(自身を除く): 194254992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 480, 498, 661, 664, 720, 747, 830, 996, 1245, 1322, 1328, 1440, 1494, 1660, 1983, 1992, 2490, 2644, 2656, 2988, 3305, 3320, 3735, 3966, 3984, 4980, 5288, 5949, 5976, 6610, 6640, 7470, 7932, 7968, 9915, 9960, 10576, 11898, 11952, 13220, 13280, 14940, 15864, 19830, 19920, 21152, 23796, 23904, 26440, 29745, 29880, 31728, 39660, 39840, 47592, 52880, 54863, 59490, 59760, 63456, 79320, 95184, 105760, 109726, 118980, 119520, 158640, 164589, 190368, 219452, 237960, 274315, 317280, 329178, 438904, 475920, 493767, 548630, 658356, 822945, 877808, 951840, 987534, 1097260, 1316712, 1645890, 1755616, 1975068, 2194520, 2468835, 2633424, 3291780, 3950136, 4389040, 4937670, 5266848, 6583560, 7900272, 8778080, 9875340, 13167120, 15800544, 19750680, 26334240, 39501360, 79002720]

約数ペア:

[(1, 79002720), (2, 39501360), (3, 26334240), (4, 19750680), (5, 15800544), (6, 13167120), (8, 9875340), (9, 8778080), (10, 7900272), (12, 6583560), (15, 5266848), (16, 4937670), (18, 4389040), (20, 3950136), (24, 3291780), (30, 2633424), (32, 2468835), (36, 2194520), (40, 1975068), (45, 1755616), (48, 1645890), (60, 1316712), (72, 1097260), (80, 987534), (83, 951840), (90, 877808), (96, 822945), (120, 658356), (144, 548630), (160, 493767), (166, 475920), (180, 438904), (240, 329178), (249, 317280), (288, 274315), (332, 237960), (360, 219452), (415, 190368), (480, 164589), (498, 158640), (661, 119520), (664, 118980), (720, 109726), (747, 105760), (830, 95184), (996, 79320), (1245, 63456), (1322, 59760), (1328, 59490), (1440, 54863), (1494, 52880), (1660, 47592), (1983, 39840), (1992, 39660), (2490, 31728), (2644, 29880), (2656, 29745), (2988, 26440), (3305, 23904), (3320, 23796), (3735, 21152), (3966, 19920), (3984, 19830), (4980, 15864), (5288, 14940), (5949, 13280), (5976, 13220), (6610, 11952), (6640, 11898), (7470, 10576), (7932, 9960), (7968, 9915)]