179667760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1886

約数の個数: 80

約数和(自身を含む): 442427040

約数和(自身を除く): 262759280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 860, 1160, 1247, 1720, 1801, 2320, 2494, 3440, 3602, 4988, 6235, 7204, 9005, 9976, 12470, 14408, 18010, 19952, 24940, 28816, 36020, 49880, 52229, 72040, 77443, 99760, 104458, 144080, 154886, 208916, 261145, 309772, 387215, 417832, 522290, 619544, 774430, 835664, 1044580, 1239088, 1548860, 2089160, 2245847, 3097720, 4178320, 4491694, 6195440, 8983388, 11229235, 17966776, 22458470, 35933552, 44916940, 89833880, 179667760]

約数ペア:

[(1, 179667760), (2, 89833880), (4, 44916940), (5, 35933552), (8, 22458470), (10, 17966776), (16, 11229235), (20, 8983388), (29, 6195440), (40, 4491694), (43, 4178320), (58, 3097720), (80, 2245847), (86, 2089160), (116, 1548860), (145, 1239088), (172, 1044580), (215, 835664), (232, 774430), (290, 619544), (344, 522290), (430, 417832), (464, 387215), (580, 309772), (688, 261145), (860, 208916), (1160, 154886), (1247, 144080), (1720, 104458), (1801, 99760), (2320, 77443), (2494, 72040), (3440, 52229), (3602, 49880), (4988, 36020), (6235, 28816), (7204, 24940), (9005, 19952), (9976, 18010), (12470, 14408)]