648489744

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20753}}^1$

素因数の和:20805

約数の個数: 120

約数和(自身を含む): 2141148672

約数和(自身を除く): 1492658928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 744, 868, 1008, 1116, 1302, 1488, 1736, 1953, 2232, 2604, 3472, 3906, 4464, 5208, 7812, 10416, 15624, 20753, 31248, 41506, 62259, 83012, 124518, 145271, 166024, 186777, 249036, 290542, 332048, 373554, 435813, 498072, 581084, 643343, 747108, 871626, 996144, 1162168, 1286686, 1307439, 1494216, 1743252, 1930029, 2324336, 2573372, 2614878, 2988432, 3486504, 3860058, 4503401, 5146744, 5229756, 5790087, 6973008, 7720116, 9006802, 10293488, 10459512, 11580174, 13510203, 15440232, 18013604, 20919024, 23160348, 27020406, 30880464, 36027208, 40530609, 46320696, 54040812, 72054416, 81061218, 92641392, 108081624, 162122436, 216163248, 324244872, 648489744]

約数ペア:

[(1, 648489744), (2, 324244872), (3, 216163248), (4, 162122436), (6, 108081624), (7, 92641392), (8, 81061218), (9, 72054416), (12, 54040812), (14, 46320696), (16, 40530609), (18, 36027208), (21, 30880464), (24, 27020406), (28, 23160348), (31, 20919024), (36, 18013604), (42, 15440232), (48, 13510203), (56, 11580174), (62, 10459512), (63, 10293488), (72, 9006802), (84, 7720116), (93, 6973008), (112, 5790087), (124, 5229756), (126, 5146744), (144, 4503401), (168, 3860058), (186, 3486504), (217, 2988432), (248, 2614878), (252, 2573372), (279, 2324336), (336, 1930029), (372, 1743252), (434, 1494216), (496, 1307439), (504, 1286686), (558, 1162168), (651, 996144), (744, 871626), (868, 747108), (1008, 643343), (1116, 581084), (1302, 498072), (1488, 435813), (1736, 373554), (1953, 332048), (2232, 290542), (2604, 249036), (3472, 186777), (3906, 166024), (4464, 145271), (5208, 124518), (7812, 83012), (10416, 62259), (15624, 41506), (20753, 31248)]