80967816

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 240240000

約数和(自身を除く): 159272184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 109, 114, 152, 171, 181, 216, 218, 228, 327, 342, 362, 436, 456, 513, 543, 654, 684, 724, 872, 981, 1026, 1086, 1308, 1368, 1448, 1629, 1962, 2052, 2071, 2172, 2616, 2943, 3258, 3439, 3924, 4104, 4142, 4344, 4887, 5886, 6213, 6516, 6878, 7848, 8284, 9774, 10317, 11772, 12426, 13032, 13756, 16568, 18639, 19548, 19729, 20634, 23544, 24852, 27512, 30951, 37278, 39096, 39458, 41268, 49704, 55917, 59187, 61902, 74556, 78916, 82536, 92853, 111834, 118374, 123804, 149112, 157832, 177561, 185706, 223668, 236748, 247608, 355122, 371412, 374851, 447336, 473496, 532683, 710244, 742824, 749702, 1065366, 1124553, 1420488, 1499404, 2130732, 2249106, 2998808, 3373659, 4261464, 4498212, 6747318, 8996424, 10120977, 13494636, 20241954, 26989272, 40483908, 80967816]

約数ペア:

[(1, 80967816), (2, 40483908), (3, 26989272), (4, 20241954), (6, 13494636), (8, 10120977), (9, 8996424), (12, 6747318), (18, 4498212), (19, 4261464), (24, 3373659), (27, 2998808), (36, 2249106), (38, 2130732), (54, 1499404), (57, 1420488), (72, 1124553), (76, 1065366), (108, 749702), (109, 742824), (114, 710244), (152, 532683), (171, 473496), (181, 447336), (216, 374851), (218, 371412), (228, 355122), (327, 247608), (342, 236748), (362, 223668), (436, 185706), (456, 177561), (513, 157832), (543, 149112), (654, 123804), (684, 118374), (724, 111834), (872, 92853), (981, 82536), (1026, 78916), (1086, 74556), (1308, 61902), (1368, 59187), (1448, 55917), (1629, 49704), (1962, 41268), (2052, 39458), (2071, 39096), (2172, 37278), (2616, 30951), (2943, 27512), (3258, 24852), (3439, 23544), (3924, 20634), (4104, 19729), (4142, 19548), (4344, 18639), (4887, 16568), (5886, 13756), (6213, 13032), (6516, 12426), (6878, 11772), (7848, 10317), (8284, 9774)]