1038780

素因数分解:

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

素因数の和:243

約数の個数: 72

約数和(自身を含む): 3276000

約数和(自身を除く): 2237220

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, 51939, 57710, 69252, 86565, 103878, 115420, 173130, 207756, 259695, 346260, 519390, 1038780]

約数ペア:

[(1, 1038780), (2, 519390), (3, 346260), (4, 259695), (5, 207756), (6, 173130), (9, 115420), (10, 103878), (12, 86565), (15, 69252), (18, 57710), (20, 51939), (29, 35820), (30, 34626), (36, 28855), (45, 23084), (58, 17910), (60, 17313), (87, 11940), (90, 11542), (116, 8955), (145, 7164), (174, 5970), (180, 5771), (199, 5220), (261, 3980), (290, 3582), (348, 2985), (398, 2610), (435, 2388), (522, 1990), (580, 1791), (597, 1740), (796, 1305), (870, 1194), (995, 1044)]