320022472

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 809856000

約数和(自身を除く): 489833528

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 37, 38, 44, 56, 74, 76, 77, 88, 133, 148, 152, 154, 209, 259, 266, 296, 308, 407, 418, 518, 532, 616, 703, 739, 814, 836, 1036, 1064, 1406, 1463, 1478, 1628, 1672, 2072, 2812, 2849, 2926, 2956, 3256, 4921, 5173, 5624, 5698, 5852, 5912, 7733, 8129, 9842, 10346, 11396, 11704, 14041, 15466, 16258, 19684, 20692, 22792, 27343, 28082, 30932, 32516, 39368, 41384, 54131, 54686, 56164, 56903, 61864, 65032, 98287, 108262, 109372, 112328, 113806, 154451, 191401, 196574, 216524, 218744, 227612, 300773, 308902, 382802, 393148, 433048, 455224, 519517, 601546, 617804, 765604, 786296, 1039034, 1081157, 1203092, 1235608, 1531208, 2078068, 2105411, 2162314, 2406184, 3636619, 4156136, 4210822, 4324628, 5714687, 7273238, 8421644, 8649256, 11429374, 14546476, 16843288, 22858748, 29092952, 40002809, 45717496, 80005618, 160011236, 320022472]

約数ペア:

[(1, 320022472), (2, 160011236), (4, 80005618), (7, 45717496), (8, 40002809), (11, 29092952), (14, 22858748), (19, 16843288), (22, 14546476), (28, 11429374), (37, 8649256), (38, 8421644), (44, 7273238), (56, 5714687), (74, 4324628), (76, 4210822), (77, 4156136), (88, 3636619), (133, 2406184), (148, 2162314), (152, 2105411), (154, 2078068), (209, 1531208), (259, 1235608), (266, 1203092), (296, 1081157), (308, 1039034), (407, 786296), (418, 765604), (518, 617804), (532, 601546), (616, 519517), (703, 455224), (739, 433048), (814, 393148), (836, 382802), (1036, 308902), (1064, 300773), (1406, 227612), (1463, 218744), (1478, 216524), (1628, 196574), (1672, 191401), (2072, 154451), (2812, 113806), (2849, 112328), (2926, 109372), (2956, 108262), (3256, 98287), (4921, 65032), (5173, 61864), (5624, 56903), (5698, 56164), (5852, 54686), (5912, 54131), (7733, 41384), (8129, 39368), (9842, 32516), (10346, 30932), (11396, 28082), (11704, 27343), (14041, 22792), (15466, 20692), (16258, 19684)]