240974320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1061}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 597336768

約数和(自身を除く): 356362448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 167, 170, 272, 334, 340, 668, 680, 835, 1061, 1336, 1360, 1670, 2122, 2672, 2839, 3340, 4244, 5305, 5678, 6680, 8488, 10610, 11356, 13360, 14195, 16976, 18037, 21220, 22712, 28390, 36074, 42440, 45424, 56780, 72148, 84880, 90185, 113560, 144296, 177187, 180370, 227120, 288592, 354374, 360740, 708748, 721480, 885935, 1417496, 1442960, 1771870, 2834992, 3012179, 3543740, 6024358, 7087480, 12048716, 14174960, 15060895, 24097432, 30121790, 48194864, 60243580, 120487160, 240974320]

約数ペア:

[(1, 240974320), (2, 120487160), (4, 60243580), (5, 48194864), (8, 30121790), (10, 24097432), (16, 15060895), (17, 14174960), (20, 12048716), (34, 7087480), (40, 6024358), (68, 3543740), (80, 3012179), (85, 2834992), (136, 1771870), (167, 1442960), (170, 1417496), (272, 885935), (334, 721480), (340, 708748), (668, 360740), (680, 354374), (835, 288592), (1061, 227120), (1336, 180370), (1360, 177187), (1670, 144296), (2122, 113560), (2672, 90185), (2839, 84880), (3340, 72148), (4244, 56780), (5305, 45424), (5678, 42440), (6680, 36074), (8488, 28390), (10610, 22712), (11356, 21220), (13360, 18037), (14195, 16976)]