165720888

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{229}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 496041000

約数和(自身を除く): 330320112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 138, 152, 171, 184, 207, 228, 229, 276, 342, 414, 437, 456, 458, 529, 552, 684, 687, 828, 874, 916, 1058, 1311, 1368, 1374, 1587, 1656, 1748, 1832, 2061, 2116, 2622, 2748, 3174, 3496, 3933, 4122, 4232, 4351, 4761, 5244, 5267, 5496, 6348, 7866, 8244, 8702, 9522, 10051, 10488, 10534, 12696, 13053, 15732, 15801, 16488, 17404, 19044, 20102, 21068, 26106, 30153, 31464, 31602, 34808, 38088, 39159, 40204, 42136, 47403, 52212, 60306, 63204, 78318, 80408, 90459, 94806, 100073, 104424, 120612, 121141, 126408, 156636, 180918, 189612, 200146, 241224, 242282, 300219, 313272, 361836, 363423, 379224, 400292, 484564, 600438, 723672, 726846, 800584, 900657, 969128, 1090269, 1200876, 1453692, 1801314, 2180538, 2301679, 2401752, 2907384, 3602628, 4361076, 4603358, 6905037, 7205256, 8722152, 9206716, 13810074, 18413432, 20715111, 27620148, 41430222, 55240296, 82860444, 165720888]

約数ペア:

[(1, 165720888), (2, 82860444), (3, 55240296), (4, 41430222), (6, 27620148), (8, 20715111), (9, 18413432), (12, 13810074), (18, 9206716), (19, 8722152), (23, 7205256), (24, 6905037), (36, 4603358), (38, 4361076), (46, 3602628), (57, 2907384), (69, 2401752), (72, 2301679), (76, 2180538), (92, 1801314), (114, 1453692), (138, 1200876), (152, 1090269), (171, 969128), (184, 900657), (207, 800584), (228, 726846), (229, 723672), (276, 600438), (342, 484564), (414, 400292), (437, 379224), (456, 363423), (458, 361836), (529, 313272), (552, 300219), (684, 242282), (687, 241224), (828, 200146), (874, 189612), (916, 180918), (1058, 156636), (1311, 126408), (1368, 121141), (1374, 120612), (1587, 104424), (1656, 100073), (1748, 94806), (1832, 90459), (2061, 80408), (2116, 78318), (2622, 63204), (2748, 60306), (3174, 52212), (3496, 47403), (3933, 42136), (4122, 40204), (4232, 39159), (4351, 38088), (4761, 34808), (5244, 31602), (5267, 31464), (5496, 30153), (6348, 26106), (7866, 21068), (8244, 20102), (8702, 19044), (9522, 17404), (10051, 16488), (10488, 15801), (10534, 15732), (12696, 13053)]