79911378

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 188151600

約数和(自身を除く): 108240222

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 82, 114, 123, 139, 171, 246, 278, 342, 369, 417, 738, 779, 834, 1251, 1558, 1681, 2337, 2502, 2641, 3362, 4674, 5043, 5282, 5699, 7011, 7923, 10086, 11398, 14022, 15129, 15846, 17097, 23769, 30258, 31939, 34194, 47538, 51291, 63878, 95817, 102582, 108281, 191634, 216562, 233659, 287451, 324843, 467318, 574902, 649686, 700977, 974529, 1401954, 1949058, 2102931, 4205862, 4439521, 8879042, 13318563, 26637126, 39955689, 79911378]

約数ペア:

[(1, 79911378), (2, 39955689), (3, 26637126), (6, 13318563), (9, 8879042), (18, 4439521), (19, 4205862), (38, 2102931), (41, 1949058), (57, 1401954), (82, 974529), (114, 700977), (123, 649686), (139, 574902), (171, 467318), (246, 324843), (278, 287451), (342, 233659), (369, 216562), (417, 191634), (738, 108281), (779, 102582), (834, 95817), (1251, 63878), (1558, 51291), (1681, 47538), (2337, 34194), (2502, 31939), (2641, 30258), (3362, 23769), (4674, 17097), (5043, 15846), (5282, 15129), (5699, 14022), (7011, 11398), (7923, 10086)]