356828080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{6569}}^1$

素因数の和:6686

約数の個数: 80

約数和(自身を含む): 958063680

約数和(自身を除く): 601235600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 5432, 6569, 6790, 7760, 10864, 13138, 13580, 26276, 27160, 32845, 45983, 52552, 54320, 65690, 91966, 105104, 131380, 183932, 229915, 262760, 367864, 459830, 525520, 637193, 735728, 919660, 1274386, 1839320, 2548772, 3185965, 3678640, 4460351, 5097544, 6371930, 8920702, 10195088, 12743860, 17841404, 22301755, 25487720, 35682808, 44603510, 50975440, 71365616, 89207020, 178414040, 356828080]

約数ペア:

[(1, 356828080), (2, 178414040), (4, 89207020), (5, 71365616), (7, 50975440), (8, 44603510), (10, 35682808), (14, 25487720), (16, 22301755), (20, 17841404), (28, 12743860), (35, 10195088), (40, 8920702), (56, 6371930), (70, 5097544), (80, 4460351), (97, 3678640), (112, 3185965), (140, 2548772), (194, 1839320), (280, 1274386), (388, 919660), (485, 735728), (560, 637193), (679, 525520), (776, 459830), (970, 367864), (1358, 262760), (1552, 229915), (1940, 183932), (2716, 131380), (3395, 105104), (3880, 91966), (5432, 65690), (6569, 54320), (6790, 52552), (7760, 45983), (10864, 32845), (13138, 27160), (13580, 26276)]