90702920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{601}}^1$

素因数の和:644

約数の個数: 128

約数和(自身を含む): 260064000

約数和(自身を除く): 169361080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 343, 385, 392, 440, 490, 539, 601, 616, 686, 770, 980, 1078, 1202, 1372, 1540, 1715, 1960, 2156, 2404, 2695, 2744, 3005, 3080, 3430, 3773, 4207, 4312, 4808, 5390, 6010, 6611, 6860, 7546, 8414, 10780, 12020, 13222, 13720, 15092, 16828, 18865, 21035, 21560, 24040, 26444, 29449, 30184, 33055, 33656, 37730, 42070, 46277, 52888, 58898, 66110, 75460, 84140, 92554, 117796, 132220, 147245, 150920, 168280, 185108, 206143, 231385, 235592, 264440, 294490, 323939, 370216, 412286, 462770, 588980, 647878, 824572, 925540, 1030715, 1177960, 1295756, 1619695, 1649144, 1851080, 2061430, 2267573, 2591512, 3239390, 4122860, 4535146, 6478780, 8245720, 9070292, 11337865, 12957560, 18140584, 22675730, 45351460, 90702920]

約数ペア:

[(1, 90702920), (2, 45351460), (4, 22675730), (5, 18140584), (7, 12957560), (8, 11337865), (10, 9070292), (11, 8245720), (14, 6478780), (20, 4535146), (22, 4122860), (28, 3239390), (35, 2591512), (40, 2267573), (44, 2061430), (49, 1851080), (55, 1649144), (56, 1619695), (70, 1295756), (77, 1177960), (88, 1030715), (98, 925540), (110, 824572), (140, 647878), (154, 588980), (196, 462770), (220, 412286), (245, 370216), (280, 323939), (308, 294490), (343, 264440), (385, 235592), (392, 231385), (440, 206143), (490, 185108), (539, 168280), (601, 150920), (616, 147245), (686, 132220), (770, 117796), (980, 92554), (1078, 84140), (1202, 75460), (1372, 66110), (1540, 58898), (1715, 52888), (1960, 46277), (2156, 42070), (2404, 37730), (2695, 33656), (2744, 33055), (3005, 30184), (3080, 29449), (3430, 26444), (3773, 24040), (4207, 21560), (4312, 21035), (4808, 18865), (5390, 16828), (6010, 15092), (6611, 13720), (6860, 13222), (7546, 12020), (8414, 10780)]