211652880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20509}}^1$

素因数の和:20568

約数の個数: 80

約数和(自身を含む): 671415360

約数和(自身を除く): 459762480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 20509, 41018, 61527, 82036, 102545, 123054, 164072, 205090, 246108, 307635, 328144, 410180, 492216, 615270, 820360, 881887, 984432, 1230540, 1640720, 1763774, 2461080, 2645661, 3527548, 4409435, 4922160, 5291322, 7055096, 8818870, 10582644, 13228305, 14110192, 17637740, 21165288, 26456610, 35275480, 42330576, 52913220, 70550960, 105826440, 211652880]

約数ペア:

[(1, 211652880), (2, 105826440), (3, 70550960), (4, 52913220), (5, 42330576), (6, 35275480), (8, 26456610), (10, 21165288), (12, 17637740), (15, 14110192), (16, 13228305), (20, 10582644), (24, 8818870), (30, 7055096), (40, 5291322), (43, 4922160), (48, 4409435), (60, 3527548), (80, 2645661), (86, 2461080), (120, 1763774), (129, 1640720), (172, 1230540), (215, 984432), (240, 881887), (258, 820360), (344, 615270), (430, 492216), (516, 410180), (645, 328144), (688, 307635), (860, 246108), (1032, 205090), (1290, 164072), (1720, 123054), (2064, 102545), (2580, 82036), (3440, 61527), (5160, 41018), (10320, 20509)]