228771088

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2312

約数の個数: 80

約数和(自身を含む): 553464576

約数和(自身を除く): 324693488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1456, 1846, 1988, 2213, 3692, 3976, 4426, 6461, 7384, 7952, 8852, 12922, 14768, 15491, 17704, 25844, 28769, 30982, 35408, 51688, 57538, 61964, 103376, 115076, 123928, 157123, 201383, 230152, 247856, 314246, 402766, 460304, 628492, 805532, 1099861, 1256984, 1611064, 2042599, 2199722, 2513968, 3222128, 4085198, 4399444, 8170396, 8798888, 14298193, 16340792, 17597776, 28596386, 32681584, 57192772, 114385544, 228771088]

約数ペア:

[(1, 228771088), (2, 114385544), (4, 57192772), (7, 32681584), (8, 28596386), (13, 17597776), (14, 16340792), (16, 14298193), (26, 8798888), (28, 8170396), (52, 4399444), (56, 4085198), (71, 3222128), (91, 2513968), (104, 2199722), (112, 2042599), (142, 1611064), (182, 1256984), (208, 1099861), (284, 805532), (364, 628492), (497, 460304), (568, 402766), (728, 314246), (923, 247856), (994, 230152), (1136, 201383), (1456, 157123), (1846, 123928), (1988, 115076), (2213, 103376), (3692, 61964), (3976, 57538), (4426, 51688), (6461, 35408), (7384, 30982), (7952, 28769), (8852, 25844), (12922, 17704), (14768, 15491)]