131258736

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 422589024

約数和(自身を除く): 291330288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 197, 252, 336, 394, 504, 591, 661, 788, 1008, 1182, 1322, 1379, 1576, 1773, 1983, 2364, 2644, 2758, 3152, 3546, 3966, 4137, 4627, 4728, 5288, 5516, 5949, 7092, 7932, 8274, 9254, 9456, 10576, 11032, 11898, 12411, 13881, 14184, 15864, 16548, 18508, 22064, 23796, 24822, 27762, 28368, 31728, 33096, 37016, 41643, 47592, 49644, 55524, 66192, 74032, 83286, 95184, 99288, 111048, 130217, 166572, 198576, 222096, 260434, 333144, 390651, 520868, 666288, 781302, 911519, 1041736, 1171953, 1562604, 1823038, 2083472, 2343906, 2734557, 3125208, 3646076, 4687812, 5469114, 6250416, 7292152, 8203671, 9375624, 10938228, 14584304, 16407342, 18751248, 21876456, 32814684, 43752912, 65629368, 131258736]

約数ペア:

[(1, 131258736), (2, 65629368), (3, 43752912), (4, 32814684), (6, 21876456), (7, 18751248), (8, 16407342), (9, 14584304), (12, 10938228), (14, 9375624), (16, 8203671), (18, 7292152), (21, 6250416), (24, 5469114), (28, 4687812), (36, 3646076), (42, 3125208), (48, 2734557), (56, 2343906), (63, 2083472), (72, 1823038), (84, 1562604), (112, 1171953), (126, 1041736), (144, 911519), (168, 781302), (197, 666288), (252, 520868), (336, 390651), (394, 333144), (504, 260434), (591, 222096), (661, 198576), (788, 166572), (1008, 130217), (1182, 111048), (1322, 99288), (1379, 95184), (1576, 83286), (1773, 74032), (1983, 66192), (2364, 55524), (2644, 49644), (2758, 47592), (3152, 41643), (3546, 37016), (3966, 33096), (4137, 31728), (4627, 28368), (4728, 27762), (5288, 24822), (5516, 23796), (5949, 22064), (7092, 18508), (7932, 16548), (8274, 15864), (9254, 14184), (9456, 13881), (10576, 12411), (11032, 11898)]