81456912

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1\times {\mathrm{4129}}^1$

素因数の和:4280

約数の個数: 60

約数和(自身を含む): 229685820

約数和(自身を除く): 148228908

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 1096, 1233, 1644, 2192, 2466, 3288, 4129, 4932, 6576, 8258, 9864, 12387, 16516, 19728, 24774, 33032, 37161, 49548, 66064, 74322, 99096, 148644, 198192, 297288, 565673, 594576, 1131346, 1697019, 2262692, 3394038, 4525384, 5091057, 6788076, 9050768, 10182114, 13576152, 20364228, 27152304, 40728456, 81456912]

約数ペア:

[(1, 81456912), (2, 40728456), (3, 27152304), (4, 20364228), (6, 13576152), (8, 10182114), (9, 9050768), (12, 6788076), (16, 5091057), (18, 4525384), (24, 3394038), (36, 2262692), (48, 1697019), (72, 1131346), (137, 594576), (144, 565673), (274, 297288), (411, 198192), (548, 148644), (822, 99096), (1096, 74322), (1233, 66064), (1644, 49548), (2192, 37161), (2466, 33032), (3288, 24774), (4129, 19728), (4932, 16516), (6576, 12387), (8258, 9864)]