206717220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^2$

素因数の和:442

約数の個数: 108

約数和(自身を含む): 651940380

約数和(自身を除く): 445223160

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 199, 261, 290, 348, 398, 435, 522, 580, 597, 796, 870, 995, 1044, 1194, 1305, 1740, 1791, 1990, 2388, 2610, 2985, 3582, 3980, 5220, 5771, 5970, 7164, 8955, 11542, 11940, 17313, 17910, 23084, 28855, 34626, 35820, 39601, 51939, 57710, 69252, 79202, 86565, 103878, 115420, 118803, 158404, 173130, 198005, 207756, 237606, 259695, 346260, 356409, 396010, 475212, 519390, 594015, 712818, 792020, 1038780, 1148429, 1188030, 1425636, 1782045, 2296858, 2376060, 3445287, 3564090, 4593716, 5742145, 6890574, 7128180, 10335861, 11484290, 13781148, 17226435, 20671722, 22968580, 34452870, 41343444, 51679305, 68905740, 103358610, 206717220]

約数ペア:

[(1, 206717220), (2, 103358610), (3, 68905740), (4, 51679305), (5, 41343444), (6, 34452870), (9, 22968580), (10, 20671722), (12, 17226435), (15, 13781148), (18, 11484290), (20, 10335861), (29, 7128180), (30, 6890574), (36, 5742145), (45, 4593716), (58, 3564090), (60, 3445287), (87, 2376060), (90, 2296858), (116, 1782045), (145, 1425636), (174, 1188030), (180, 1148429), (199, 1038780), (261, 792020), (290, 712818), (348, 594015), (398, 519390), (435, 475212), (522, 396010), (580, 356409), (597, 346260), (796, 259695), (870, 237606), (995, 207756), (1044, 198005), (1194, 173130), (1305, 158404), (1740, 118803), (1791, 115420), (1990, 103878), (2388, 86565), (2610, 79202), (2985, 69252), (3582, 57710), (3980, 51939), (5220, 39601), (5771, 35820), (5970, 34626), (7164, 28855), (8955, 23084), (11542, 17910), (11940, 17313)]