399807648

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{10133}}^1$

素因数の和:10286

約数の個数: 72

約数和(自身を含む): 1145364948

約数和(自身を除く): 745557300

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 548, 822, 1096, 1233, 1644, 2192, 2466, 3288, 4384, 4932, 6576, 9864, 10133, 13152, 19728, 20266, 30399, 39456, 40532, 60798, 81064, 91197, 121596, 162128, 182394, 243192, 324256, 364788, 486384, 729576, 972768, 1388221, 1459152, 2776442, 2918304, 4164663, 5552884, 8329326, 11105768, 12493989, 16658652, 22211536, 24987978, 33317304, 44423072, 49975956, 66634608, 99951912, 133269216, 199903824, 399807648]

約数ペア:

[(1, 399807648), (2, 199903824), (3, 133269216), (4, 99951912), (6, 66634608), (8, 49975956), (9, 44423072), (12, 33317304), (16, 24987978), (18, 22211536), (24, 16658652), (32, 12493989), (36, 11105768), (48, 8329326), (72, 5552884), (96, 4164663), (137, 2918304), (144, 2776442), (274, 1459152), (288, 1388221), (411, 972768), (548, 729576), (822, 486384), (1096, 364788), (1233, 324256), (1644, 243192), (2192, 182394), (2466, 162128), (3288, 121596), (4384, 91197), (4932, 81064), (6576, 60798), (9864, 40532), (10133, 39456), (13152, 30399), (19728, 20266)]