261274560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2290

約数の個数: 112

約数和(自身を含む): 836468736

約数和(自身を除く): 575194176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 160, 192, 240, 254, 320, 381, 480, 508, 635, 762, 960, 1016, 1270, 1524, 1905, 2032, 2143, 2540, 3048, 3810, 4064, 4286, 5080, 6096, 6429, 7620, 8128, 8572, 10160, 10715, 12192, 12858, 15240, 17144, 20320, 21430, 24384, 25716, 30480, 32145, 34288, 40640, 42860, 51432, 60960, 64290, 68576, 85720, 102864, 121920, 128580, 137152, 171440, 205728, 257160, 272161, 342880, 411456, 514320, 544322, 685760, 816483, 1028640, 1088644, 1360805, 1632966, 2057280, 2177288, 2721610, 3265932, 4082415, 4354576, 5443220, 6531864, 8164830, 8709152, 10886440, 13063728, 16329660, 17418304, 21772880, 26127456, 32659320, 43545760, 52254912, 65318640, 87091520, 130637280, 261274560]

約数ペア:

[(1, 261274560), (2, 130637280), (3, 87091520), (4, 65318640), (5, 52254912), (6, 43545760), (8, 32659320), (10, 26127456), (12, 21772880), (15, 17418304), (16, 16329660), (20, 13063728), (24, 10886440), (30, 8709152), (32, 8164830), (40, 6531864), (48, 5443220), (60, 4354576), (64, 4082415), (80, 3265932), (96, 2721610), (120, 2177288), (127, 2057280), (160, 1632966), (192, 1360805), (240, 1088644), (254, 1028640), (320, 816483), (381, 685760), (480, 544322), (508, 514320), (635, 411456), (762, 342880), (960, 272161), (1016, 257160), (1270, 205728), (1524, 171440), (1905, 137152), (2032, 128580), (2143, 121920), (2540, 102864), (3048, 85720), (3810, 68576), (4064, 64290), (4286, 60960), (5080, 51432), (6096, 42860), (6429, 40640), (7620, 34288), (8128, 32145), (8572, 30480), (10160, 25716), (10715, 24384), (12192, 21430), (12858, 20320), (15240, 17144)]