220957320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 696729600

約数和(自身を除く): 475772280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 223, 230, 276, 345, 359, 446, 460, 552, 669, 690, 718, 892, 920, 1077, 1115, 1338, 1380, 1436, 1784, 1795, 2154, 2230, 2676, 2760, 2872, 3345, 3590, 4308, 4460, 5129, 5352, 5385, 6690, 7180, 8257, 8616, 8920, 10258, 10770, 13380, 14360, 15387, 16514, 20516, 21540, 24771, 25645, 26760, 30774, 33028, 41032, 41285, 43080, 49542, 51290, 61548, 66056, 76935, 80057, 82570, 99084, 102580, 123096, 123855, 153870, 160114, 165140, 198168, 205160, 240171, 247710, 307740, 320228, 330280, 400285, 480342, 495420, 615480, 640456, 800570, 960684, 990840, 1200855, 1601140, 1841311, 1921368, 2401710, 3202280, 3682622, 4803420, 5523933, 7365244, 9206555, 9606840, 11047866, 14730488, 18413110, 22095732, 27619665, 36826220, 44191464, 55239330, 73652440, 110478660, 220957320]

約数ペア:

[(1, 220957320), (2, 110478660), (3, 73652440), (4, 55239330), (5, 44191464), (6, 36826220), (8, 27619665), (10, 22095732), (12, 18413110), (15, 14730488), (20, 11047866), (23, 9606840), (24, 9206555), (30, 7365244), (40, 5523933), (46, 4803420), (60, 3682622), (69, 3202280), (92, 2401710), (115, 1921368), (120, 1841311), (138, 1601140), (184, 1200855), (223, 990840), (230, 960684), (276, 800570), (345, 640456), (359, 615480), (446, 495420), (460, 480342), (552, 400285), (669, 330280), (690, 320228), (718, 307740), (892, 247710), (920, 240171), (1077, 205160), (1115, 198168), (1338, 165140), (1380, 160114), (1436, 153870), (1784, 123855), (1795, 123096), (2154, 102580), (2230, 99084), (2676, 82570), (2760, 80057), (2872, 76935), (3345, 66056), (3590, 61548), (4308, 51290), (4460, 49542), (5129, 43080), (5352, 41285), (5385, 41032), (6690, 33028), (7180, 30774), (8257, 26760), (8616, 25645), (8920, 24771), (10258, 21540), (10770, 20516), (13380, 16514), (14360, 15387)]