1250480

素因数分解:

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

素因数の和:67

約数の個数: 120

約数和(自身を含む): 3816720

約数和(自身を除く): 2566240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 49, 55, 56, 58, 70, 77, 80, 88, 98, 110, 112, 116, 140, 145, 154, 176, 196, 203, 220, 232, 245, 280, 290, 308, 319, 385, 392, 406, 440, 464, 490, 539, 560, 580, 616, 638, 770, 784, 812, 880, 980, 1015, 1078, 1160, 1232, 1276, 1421, 1540, 1595, 1624, 1960, 2030, 2156, 2233, 2320, 2552, 2695, 2842, 3080, 3190, 3248, 3920, 4060, 4312, 4466, 5104, 5390, 5684, 6160, 6380, 7105, 8120, 8624, 8932, 10780, 11165, 11368, 12760, 14210, 15631, 16240, 17864, 21560, 22330, 22736, 25520, 28420, 31262, 35728, 43120, 44660, 56840, 62524, 78155, 89320, 113680, 125048, 156310, 178640, 250096, 312620, 625240, 1250480]

約数ペア:

[(1, 1250480), (2, 625240), (4, 312620), (5, 250096), (7, 178640), (8, 156310), (10, 125048), (11, 113680), (14, 89320), (16, 78155), (20, 62524), (22, 56840), (28, 44660), (29, 43120), (35, 35728), (40, 31262), (44, 28420), (49, 25520), (55, 22736), (56, 22330), (58, 21560), (70, 17864), (77, 16240), (80, 15631), (88, 14210), (98, 12760), (110, 11368), (112, 11165), (116, 10780), (140, 8932), (145, 8624), (154, 8120), (176, 7105), (196, 6380), (203, 6160), (220, 5684), (232, 5390), (245, 5104), (280, 4466), (290, 4312), (308, 4060), (319, 3920), (385, 3248), (392, 3190), (406, 3080), (440, 2842), (464, 2695), (490, 2552), (539, 2320), (560, 2233), (580, 2156), (616, 2030), (638, 1960), (770, 1624), (784, 1595), (812, 1540), (880, 1421), (980, 1276), (1015, 1232), (1078, 1160)]