249784976

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 567297024

約数和(自身を除く): 317512048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 137, 146, 223, 274, 292, 446, 511, 548, 584, 892, 959, 1022, 1096, 1168, 1561, 1784, 1918, 2044, 2192, 3122, 3568, 3836, 4088, 6244, 7672, 8176, 10001, 12488, 15344, 16279, 20002, 24976, 30551, 32558, 40004, 61102, 65116, 70007, 80008, 113953, 122204, 130232, 140014, 160016, 213857, 227906, 244408, 260464, 280028, 427714, 455812, 488816, 560056, 855428, 911624, 1120112, 1710856, 1823248, 2230223, 3421712, 4460446, 8920892, 15611561, 17841784, 31223122, 35683568, 62446244, 124892488, 249784976]

約数ペア:

[(1, 249784976), (2, 124892488), (4, 62446244), (7, 35683568), (8, 31223122), (14, 17841784), (16, 15611561), (28, 8920892), (56, 4460446), (73, 3421712), (112, 2230223), (137, 1823248), (146, 1710856), (223, 1120112), (274, 911624), (292, 855428), (446, 560056), (511, 488816), (548, 455812), (584, 427714), (892, 280028), (959, 260464), (1022, 244408), (1096, 227906), (1168, 213857), (1561, 160016), (1784, 140014), (1918, 130232), (2044, 122204), (2192, 113953), (3122, 80008), (3568, 70007), (3836, 65116), (4088, 61102), (6244, 40004), (7672, 32558), (8176, 30551), (10001, 24976), (12488, 20002), (15344, 16279)]