181378320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5437}}^1$

素因数の和:5592

約数の個数: 80

約数和(自身を含む): 566422080

約数和(自身を除く): 385043760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5437, 5560, 6672, 8340, 10874, 11120, 16311, 16680, 21748, 27185, 32622, 33360, 43496, 54370, 65244, 81555, 86992, 108740, 130488, 163110, 217480, 260976, 326220, 434960, 652440, 755743, 1304880, 1511486, 2267229, 3022972, 3778715, 4534458, 6045944, 7557430, 9068916, 11336145, 12091888, 15114860, 18137832, 22672290, 30229720, 36275664, 45344580, 60459440, 90689160, 181378320]

約数ペア:

[(1, 181378320), (2, 90689160), (3, 60459440), (4, 45344580), (5, 36275664), (6, 30229720), (8, 22672290), (10, 18137832), (12, 15114860), (15, 12091888), (16, 11336145), (20, 9068916), (24, 7557430), (30, 6045944), (40, 4534458), (48, 3778715), (60, 3022972), (80, 2267229), (120, 1511486), (139, 1304880), (240, 755743), (278, 652440), (417, 434960), (556, 326220), (695, 260976), (834, 217480), (1112, 163110), (1390, 130488), (1668, 108740), (2085, 86992), (2224, 81555), (2780, 65244), (3336, 54370), (4170, 43496), (5437, 33360), (5560, 32622), (6672, 27185), (8340, 21748), (10874, 16680), (11120, 16311)]