68419120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:443

約数の個数: 160

約数和(自身を含む): 205701120

約数和(自身を除く): 137282000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 383, 385, 406, 440, 464, 560, 580, 616, 638, 766, 770, 812, 880, 1015, 1160, 1232, 1276, 1532, 1540, 1595, 1624, 1915, 2030, 2233, 2320, 2552, 2681, 3064, 3080, 3190, 3248, 3830, 4060, 4213, 4466, 5104, 5362, 6128, 6160, 6380, 7660, 8120, 8426, 8932, 10724, 11107, 11165, 12760, 13405, 15320, 16240, 16852, 17864, 21065, 21448, 22214, 22330, 25520, 26810, 29491, 30640, 33704, 35728, 42130, 42896, 44428, 44660, 53620, 55535, 58982, 67408, 77749, 84260, 88856, 89320, 107240, 111070, 117964, 122177, 147455, 155498, 168520, 177712, 178640, 214480, 222140, 235928, 244354, 294910, 310996, 337040, 388745, 444280, 471856, 488708, 589820, 610885, 621992, 777490, 855239, 888560, 977416, 1179640, 1221770, 1243984, 1554980, 1710478, 1954832, 2359280, 2443540, 3109960, 3420956, 4276195, 4887080, 6219920, 6841912, 8552390, 9774160, 13683824, 17104780, 34209560, 68419120]

約数ペア:

[(1, 68419120), (2, 34209560), (4, 17104780), (5, 13683824), (7, 9774160), (8, 8552390), (10, 6841912), (11, 6219920), (14, 4887080), (16, 4276195), (20, 3420956), (22, 3109960), (28, 2443540), (29, 2359280), (35, 1954832), (40, 1710478), (44, 1554980), (55, 1243984), (56, 1221770), (58, 1179640), (70, 977416), (77, 888560), (80, 855239), (88, 777490), (110, 621992), (112, 610885), (116, 589820), (140, 488708), (145, 471856), (154, 444280), (176, 388745), (203, 337040), (220, 310996), (232, 294910), (280, 244354), (290, 235928), (308, 222140), (319, 214480), (383, 178640), (385, 177712), (406, 168520), (440, 155498), (464, 147455), (560, 122177), (580, 117964), (616, 111070), (638, 107240), (766, 89320), (770, 88856), (812, 84260), (880, 77749), (1015, 67408), (1160, 58982), (1232, 55535), (1276, 53620), (1532, 44660), (1540, 44428), (1595, 42896), (1624, 42130), (1915, 35728), (2030, 33704), (2233, 30640), (2320, 29491), (2552, 26810), (2681, 25520), (3064, 22330), (3080, 22214), (3190, 21448), (3248, 21065), (3830, 17864), (4060, 16852), (4213, 16240), (4466, 15320), (5104, 13405), (5362, 12760), (6128, 11165), (6160, 11107), (6380, 10724), (7660, 8932), (8120, 8426)]