160811880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 503193600

約数和(自身を除く): 342381720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 139, 155, 186, 248, 278, 310, 311, 372, 417, 465, 556, 620, 622, 695, 744, 834, 930, 933, 1112, 1240, 1244, 1390, 1555, 1668, 1860, 1866, 2085, 2488, 2780, 3110, 3336, 3720, 3732, 4170, 4309, 4665, 5560, 6220, 7464, 8340, 8618, 9330, 9641, 12440, 12927, 16680, 17236, 18660, 19282, 21545, 25854, 28923, 34472, 37320, 38564, 43090, 43229, 48205, 51708, 57846, 64635, 77128, 86180, 86458, 96410, 103416, 115692, 129270, 129687, 144615, 172360, 172916, 192820, 216145, 231384, 258540, 259374, 289230, 345832, 385640, 432290, 517080, 518748, 578460, 648435, 864580, 1037496, 1156920, 1296870, 1340099, 1729160, 2593740, 2680198, 4020297, 5187480, 5360396, 6700495, 8040594, 10720792, 13400990, 16081188, 20101485, 26801980, 32162376, 40202970, 53603960, 80405940, 160811880]

約数ペア:

[(1, 160811880), (2, 80405940), (3, 53603960), (4, 40202970), (5, 32162376), (6, 26801980), (8, 20101485), (10, 16081188), (12, 13400990), (15, 10720792), (20, 8040594), (24, 6700495), (30, 5360396), (31, 5187480), (40, 4020297), (60, 2680198), (62, 2593740), (93, 1729160), (120, 1340099), (124, 1296870), (139, 1156920), (155, 1037496), (186, 864580), (248, 648435), (278, 578460), (310, 518748), (311, 517080), (372, 432290), (417, 385640), (465, 345832), (556, 289230), (620, 259374), (622, 258540), (695, 231384), (744, 216145), (834, 192820), (930, 172916), (933, 172360), (1112, 144615), (1240, 129687), (1244, 129270), (1390, 115692), (1555, 103416), (1668, 96410), (1860, 86458), (1866, 86180), (2085, 77128), (2488, 64635), (2780, 57846), (3110, 51708), (3336, 48205), (3720, 43229), (3732, 43090), (4170, 38564), (4309, 37320), (4665, 34472), (5560, 28923), (6220, 25854), (7464, 21545), (8340, 19282), (8618, 18660), (9330, 17236), (9641, 16680), (12440, 12927)]