255380808

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2069}}^1$

素因数の和:2254

約数の個数: 64

約数和(自身を含む): 660744000

約数和(自身を除く): 405363192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 139, 148, 222, 278, 296, 417, 444, 556, 834, 888, 1112, 1668, 2069, 3336, 4138, 5143, 6207, 8276, 10286, 12414, 15429, 16552, 20572, 24828, 30858, 41144, 49656, 61716, 76553, 123432, 153106, 229659, 287591, 306212, 459318, 575182, 612424, 862773, 918636, 1150364, 1725546, 1837272, 2300728, 3451092, 6902184, 10640867, 21281734, 31922601, 42563468, 63845202, 85126936, 127690404, 255380808]

約数ペア:

[(1, 255380808), (2, 127690404), (3, 85126936), (4, 63845202), (6, 42563468), (8, 31922601), (12, 21281734), (24, 10640867), (37, 6902184), (74, 3451092), (111, 2300728), (139, 1837272), (148, 1725546), (222, 1150364), (278, 918636), (296, 862773), (417, 612424), (444, 575182), (556, 459318), (834, 306212), (888, 287591), (1112, 229659), (1668, 153106), (2069, 123432), (3336, 76553), (4138, 61716), (5143, 49656), (6207, 41144), (8276, 30858), (10286, 24828), (12414, 20572), (15429, 16552)]