2776229120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 7629189120

約数和(自身を除く): 4852960000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 383, 448, 560, 640, 766, 809, 896, 1120, 1280, 1532, 1618, 1792, 1915, 2240, 2681, 3064, 3236, 3830, 4045, 4480, 5362, 5663, 6128, 6472, 7660, 8090, 8960, 10724, 11326, 12256, 12944, 13405, 15320, 16180, 21448, 22652, 24512, 25888, 26810, 28315, 30640, 32360, 42896, 45304, 49024, 51776, 53620, 56630, 61280, 64720, 85792, 90608, 98048, 103552, 107240, 113260, 122560, 129440, 171584, 181216, 207104, 214480, 226520, 245120, 258880, 309847, 343168, 362432, 428960, 453040, 490240, 517760, 619694, 686336, 724864, 857920, 906080, 1035520, 1239388, 1449728, 1549235, 1715840, 1812160, 2168929, 2478776, 3098470, 3431680, 3624320, 4337858, 4957552, 6196940, 7248640, 8675716, 9915104, 10844645, 12393880, 17351432, 19830208, 21689290, 24787760, 34702864, 39660416, 43378580, 49575520, 69405728, 79320832, 86757160, 99151040, 138811456, 173514320, 198302080, 277622912, 347028640, 396604160, 555245824, 694057280, 1388114560, 2776229120]

約数ペア:

[(1, 2776229120), (2, 1388114560), (4, 694057280), (5, 555245824), (7, 396604160), (8, 347028640), (10, 277622912), (14, 198302080), (16, 173514320), (20, 138811456), (28, 99151040), (32, 86757160), (35, 79320832), (40, 69405728), (56, 49575520), (64, 43378580), (70, 39660416), (80, 34702864), (112, 24787760), (128, 21689290), (140, 19830208), (160, 17351432), (224, 12393880), (256, 10844645), (280, 9915104), (320, 8675716), (383, 7248640), (448, 6196940), (560, 4957552), (640, 4337858), (766, 3624320), (809, 3431680), (896, 3098470), (1120, 2478776), (1280, 2168929), (1532, 1812160), (1618, 1715840), (1792, 1549235), (1915, 1449728), (2240, 1239388), (2681, 1035520), (3064, 906080), (3236, 857920), (3830, 724864), (4045, 686336), (4480, 619694), (5362, 517760), (5663, 490240), (6128, 453040), (6472, 428960), (7660, 362432), (8090, 343168), (8960, 309847), (10724, 258880), (11326, 245120), (12256, 226520), (12944, 214480), (13405, 207104), (15320, 181216), (16180, 171584), (21448, 129440), (22652, 122560), (24512, 113260), (25888, 107240), (26810, 103552), (28315, 98048), (30640, 90608), (32360, 85792), (42896, 64720), (45304, 61280), (49024, 56630), (51776, 53620)]