158907868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 341376000

約数和(自身を除く): 182468132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 79, 133, 158, 199, 266, 316, 361, 398, 532, 553, 722, 796, 1106, 1393, 1444, 1501, 2212, 2527, 2786, 3002, 3781, 5054, 5572, 6004, 7562, 10108, 10507, 15124, 15721, 21014, 26467, 28519, 31442, 42028, 52934, 57038, 62884, 71839, 105868, 110047, 114076, 143678, 199633, 220094, 287356, 298699, 399266, 440188, 502873, 597398, 798532, 1005746, 1194796, 2011492, 2090893, 4181786, 5675281, 8363572, 11350562, 22701124, 39726967, 79453934, 158907868]

約数ペア:

[(1, 158907868), (2, 79453934), (4, 39726967), (7, 22701124), (14, 11350562), (19, 8363572), (28, 5675281), (38, 4181786), (76, 2090893), (79, 2011492), (133, 1194796), (158, 1005746), (199, 798532), (266, 597398), (316, 502873), (361, 440188), (398, 399266), (532, 298699), (553, 287356), (722, 220094), (796, 199633), (1106, 143678), (1393, 114076), (1444, 110047), (1501, 105868), (2212, 71839), (2527, 62884), (2786, 57038), (3002, 52934), (3781, 42028), (5054, 31442), (5572, 28519), (6004, 26467), (7562, 21014), (10108, 15721), (10507, 15124)]