161727444

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5279}}^1$

素因数の和:5349

約数の個数: 72

約数和(自身を含む): 438197760

約数和(自身を除く): 276470316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 5279, 7659, 10212, 10558, 15318, 15837, 21116, 30636, 31674, 47511, 63348, 95022, 121417, 190044, 195323, 242834, 364251, 390646, 485668, 585969, 728502, 781292, 1092753, 1171938, 1457004, 1757907, 2185506, 2343876, 3515814, 4371012, 4492429, 7031628, 8984858, 13477287, 17969716, 26954574, 40431861, 53909148, 80863722, 161727444]

約数ペア:

[(1, 161727444), (2, 80863722), (3, 53909148), (4, 40431861), (6, 26954574), (9, 17969716), (12, 13477287), (18, 8984858), (23, 7031628), (36, 4492429), (37, 4371012), (46, 3515814), (69, 2343876), (74, 2185506), (92, 1757907), (111, 1457004), (138, 1171938), (148, 1092753), (207, 781292), (222, 728502), (276, 585969), (333, 485668), (414, 390646), (444, 364251), (666, 242834), (828, 195323), (851, 190044), (1332, 121417), (1702, 95022), (2553, 63348), (3404, 47511), (5106, 31674), (5279, 30636), (7659, 21116), (10212, 15837), (10558, 15318)]