247512080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1279}}^1$

素因数の和:1392

約数の個数: 80

約数和(自身を含む): 599961600

約数和(自身を除く): 352449520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 164, 205, 236, 295, 328, 410, 472, 590, 656, 820, 944, 1180, 1279, 1640, 2360, 2419, 2558, 3280, 4720, 4838, 5116, 6395, 9676, 10232, 12095, 12790, 19352, 20464, 24190, 25580, 38704, 48380, 51160, 52439, 75461, 96760, 102320, 104878, 150922, 193520, 209756, 262195, 301844, 377305, 419512, 524390, 603688, 754610, 839024, 1048780, 1207376, 1509220, 2097560, 3018440, 3093901, 4195120, 6036880, 6187802, 12375604, 15469505, 24751208, 30939010, 49502416, 61878020, 123756040, 247512080]

約数ペア:

[(1, 247512080), (2, 123756040), (4, 61878020), (5, 49502416), (8, 30939010), (10, 24751208), (16, 15469505), (20, 12375604), (40, 6187802), (41, 6036880), (59, 4195120), (80, 3093901), (82, 3018440), (118, 2097560), (164, 1509220), (205, 1207376), (236, 1048780), (295, 839024), (328, 754610), (410, 603688), (472, 524390), (590, 419512), (656, 377305), (820, 301844), (944, 262195), (1180, 209756), (1279, 193520), (1640, 150922), (2360, 104878), (2419, 102320), (2558, 96760), (3280, 75461), (4720, 52439), (4838, 51160), (5116, 48380), (6395, 38704), (9676, 25580), (10232, 24190), (12095, 20464), (12790, 19352)]