867648880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1049}}^1$

素因数の和:1287

約数の個数: 120

約数和(自身を含む): 2360005200

約数和(自身を除く): 1492356320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 211, 245, 280, 392, 422, 490, 560, 784, 844, 980, 1049, 1055, 1477, 1688, 1960, 2098, 2110, 2954, 3376, 3920, 4196, 4220, 5245, 5908, 7343, 7385, 8392, 8440, 10339, 10490, 11816, 14686, 14770, 16784, 16880, 20678, 20980, 23632, 29372, 29540, 36715, 41356, 41960, 51401, 51695, 58744, 59080, 73430, 82712, 83920, 102802, 103390, 117488, 118160, 146860, 165424, 205604, 206780, 221339, 257005, 293720, 411208, 413560, 442678, 514010, 587440, 822416, 827120, 885356, 1028020, 1106695, 1549373, 1770712, 2056040, 2213390, 3098746, 3541424, 4112080, 4426780, 6197492, 7746865, 8853560, 10845611, 12394984, 15493730, 17707120, 21691222, 24789968, 30987460, 43382444, 54228055, 61974920, 86764888, 108456110, 123949840, 173529776, 216912220, 433824440, 867648880]

約数ペア:

[(1, 867648880), (2, 433824440), (4, 216912220), (5, 173529776), (7, 123949840), (8, 108456110), (10, 86764888), (14, 61974920), (16, 54228055), (20, 43382444), (28, 30987460), (35, 24789968), (40, 21691222), (49, 17707120), (56, 15493730), (70, 12394984), (80, 10845611), (98, 8853560), (112, 7746865), (140, 6197492), (196, 4426780), (211, 4112080), (245, 3541424), (280, 3098746), (392, 2213390), (422, 2056040), (490, 1770712), (560, 1549373), (784, 1106695), (844, 1028020), (980, 885356), (1049, 827120), (1055, 822416), (1477, 587440), (1688, 514010), (1960, 442678), (2098, 413560), (2110, 411208), (2954, 293720), (3376, 257005), (3920, 221339), (4196, 206780), (4220, 205604), (5245, 165424), (5908, 146860), (7343, 118160), (7385, 117488), (8392, 103390), (8440, 102802), (10339, 83920), (10490, 82712), (11816, 73430), (14686, 59080), (14770, 58744), (16784, 51695), (16880, 51401), (20678, 41960), (20980, 41356), (23632, 36715), (29372, 29540)]