78879222

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 72

約数和(自身を含む): 184251600

約数和(自身を除く): 105372378

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 199, 342, 361, 366, 398, 549, 597, 722, 1083, 1098, 1159, 1194, 1791, 2166, 2318, 3249, 3477, 3582, 3781, 6498, 6954, 7562, 10431, 11343, 12139, 20862, 22021, 22686, 24278, 34029, 36417, 44042, 66063, 68058, 71839, 72834, 109251, 132126, 143678, 198189, 215517, 218502, 230641, 396378, 431034, 461282, 646551, 691923, 1293102, 1383846, 2075769, 4151538, 4382179, 8764358, 13146537, 26293074, 39439611, 78879222]

約数ペア:

[(1, 78879222), (2, 39439611), (3, 26293074), (6, 13146537), (9, 8764358), (18, 4382179), (19, 4151538), (38, 2075769), (57, 1383846), (61, 1293102), (114, 691923), (122, 646551), (171, 461282), (183, 431034), (199, 396378), (342, 230641), (361, 218502), (366, 215517), (398, 198189), (549, 143678), (597, 132126), (722, 109251), (1083, 72834), (1098, 71839), (1159, 68058), (1194, 66063), (1791, 44042), (2166, 36417), (2318, 34029), (3249, 24278), (3477, 22686), (3582, 22021), (3781, 20862), (6498, 12139), (6954, 11343), (7562, 10431)]