76806520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 203148000

約数和(自身を除く): 126341480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 149, 196, 245, 263, 280, 298, 392, 490, 526, 596, 745, 980, 1043, 1052, 1192, 1315, 1490, 1841, 1960, 2086, 2104, 2630, 2980, 3682, 4172, 5215, 5260, 5960, 7301, 7364, 8344, 9205, 10430, 10520, 12887, 14602, 14728, 18410, 20860, 25774, 29204, 36505, 36820, 39187, 41720, 51548, 58408, 64435, 73010, 73640, 78374, 103096, 128870, 146020, 156748, 195935, 257740, 274309, 292040, 313496, 391870, 515480, 548618, 783740, 1097236, 1371545, 1567480, 1920163, 2194472, 2743090, 3840326, 5486180, 7680652, 9600815, 10972360, 15361304, 19201630, 38403260, 76806520]

約数ペア:

[(1, 76806520), (2, 38403260), (4, 19201630), (5, 15361304), (7, 10972360), (8, 9600815), (10, 7680652), (14, 5486180), (20, 3840326), (28, 2743090), (35, 2194472), (40, 1920163), (49, 1567480), (56, 1371545), (70, 1097236), (98, 783740), (140, 548618), (149, 515480), (196, 391870), (245, 313496), (263, 292040), (280, 274309), (298, 257740), (392, 195935), (490, 156748), (526, 146020), (596, 128870), (745, 103096), (980, 78374), (1043, 73640), (1052, 73010), (1192, 64435), (1315, 58408), (1490, 51548), (1841, 41720), (1960, 39187), (2086, 36820), (2104, 36505), (2630, 29204), (2980, 25774), (3682, 20860), (4172, 18410), (5215, 14728), (5260, 14602), (5960, 12887), (7301, 10520), (7364, 10430), (8344, 9205)]