65318640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2286

約数の個数: 80

約数和(自身を含む): 204177408

約数和(自身を除く): 138858768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2143, 2540, 3048, 3810, 4286, 5080, 6096, 6429, 7620, 8572, 10160, 10715, 12858, 15240, 17144, 21430, 25716, 30480, 32145, 34288, 42860, 51432, 64290, 85720, 102864, 128580, 171440, 257160, 272161, 514320, 544322, 816483, 1088644, 1360805, 1632966, 2177288, 2721610, 3265932, 4082415, 4354576, 5443220, 6531864, 8164830, 10886440, 13063728, 16329660, 21772880, 32659320, 65318640]

約数ペア:

[(1, 65318640), (2, 32659320), (3, 21772880), (4, 16329660), (5, 13063728), (6, 10886440), (8, 8164830), (10, 6531864), (12, 5443220), (15, 4354576), (16, 4082415), (20, 3265932), (24, 2721610), (30, 2177288), (40, 1632966), (48, 1360805), (60, 1088644), (80, 816483), (120, 544322), (127, 514320), (240, 272161), (254, 257160), (381, 171440), (508, 128580), (635, 102864), (762, 85720), (1016, 64290), (1270, 51432), (1524, 42860), (1905, 34288), (2032, 32145), (2143, 30480), (2540, 25716), (3048, 21430), (3810, 17144), (4286, 15240), (5080, 12858), (6096, 10715), (6429, 10160), (7620, 8572)]