201620216520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4409891}}^1$

素因数の和:4410035

約数の個数: 96

約数和(自身を含む): 660425425920

約数和(自身を除く): 458805209400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 127, 180, 254, 360, 381, 508, 635, 762, 1016, 1143, 1270, 1524, 1905, 2286, 2540, 3048, 3810, 4572, 5080, 5715, 7620, 9144, 11430, 15240, 22860, 45720, 4409891, 8819782, 13229673, 17639564, 22049455, 26459346, 35279128, 39689019, 44098910, 52918692, 66148365, 79378038, 88197820, 105837384, 132296730, 158756076, 176395640, 198445095, 264593460, 317512152, 396890190, 529186920, 560056157, 793780380, 1120112314, 1587560760, 1680168471, 2240224628, 2800280785, 3360336942, 4480449256, 5040505413, 5600561570, 6720673884, 8400842355, 10081010826, 11201123140, 13441347768, 16801684710, 20162021652, 22402246280, 25202527065, 33603369420, 40324043304, 50405054130, 67206738840, 100810108260, 201620216520]

約数ペア:

[(1, 201620216520), (2, 100810108260), (3, 67206738840), (4, 50405054130), (5, 40324043304), (6, 33603369420), (8, 25202527065), (9, 22402246280), (10, 20162021652), (12, 16801684710), (15, 13441347768), (18, 11201123140), (20, 10081010826), (24, 8400842355), (30, 6720673884), (36, 5600561570), (40, 5040505413), (45, 4480449256), (60, 3360336942), (72, 2800280785), (90, 2240224628), (120, 1680168471), (127, 1587560760), (180, 1120112314), (254, 793780380), (360, 560056157), (381, 529186920), (508, 396890190), (635, 317512152), (762, 264593460), (1016, 198445095), (1143, 176395640), (1270, 158756076), (1524, 132296730), (1905, 105837384), (2286, 88197820), (2540, 79378038), (3048, 66148365), (3810, 52918692), (4572, 44098910), (5080, 39689019), (5715, 35279128), (7620, 26459346), (9144, 22049455), (11430, 17639564), (15240, 13229673), (22860, 8819782), (45720, 4409891)]