90120198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 211138560

約数和(自身を除く): 121018362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 157, 158, 173, 237, 314, 346, 471, 474, 519, 553, 942, 1038, 1099, 1106, 1211, 1659, 2198, 2422, 3297, 3318, 3633, 6594, 7266, 12403, 13667, 24806, 27161, 27334, 37209, 41001, 54322, 74418, 81483, 82002, 86821, 95669, 162966, 173642, 190127, 191338, 260463, 287007, 380254, 520926, 570381, 574014, 1140762, 2145719, 4291438, 6437157, 12874314, 15020033, 30040066, 45060099, 90120198]

約数ペア:

[(1, 90120198), (2, 45060099), (3, 30040066), (6, 15020033), (7, 12874314), (14, 6437157), (21, 4291438), (42, 2145719), (79, 1140762), (157, 574014), (158, 570381), (173, 520926), (237, 380254), (314, 287007), (346, 260463), (471, 191338), (474, 190127), (519, 173642), (553, 162966), (942, 95669), (1038, 86821), (1099, 82002), (1106, 81483), (1211, 74418), (1659, 54322), (2198, 41001), (2422, 37209), (3297, 27334), (3318, 27161), (3633, 24806), (6594, 13667), (7266, 12403)]