216557856

素因数分解:

$2^5\times 3^2\times {\mathrm{389}}^1\times {\mathrm{1933}}^1$

素因数の和:2338

約数の個数: 72

約数和(自身を含む): 617738940

約数和(自身を除く): 401181084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 389, 778, 1167, 1556, 1933, 2334, 3112, 3501, 3866, 4668, 5799, 6224, 7002, 7732, 9336, 11598, 12448, 14004, 15464, 17397, 18672, 23196, 28008, 30928, 34794, 37344, 46392, 56016, 61856, 69588, 92784, 112032, 139176, 185568, 278352, 556704, 751937, 1503874, 2255811, 3007748, 4511622, 6015496, 6767433, 9023244, 12030992, 13534866, 18046488, 24061984, 27069732, 36092976, 54139464, 72185952, 108278928, 216557856]

約数ペア:

[(1, 216557856), (2, 108278928), (3, 72185952), (4, 54139464), (6, 36092976), (8, 27069732), (9, 24061984), (12, 18046488), (16, 13534866), (18, 12030992), (24, 9023244), (32, 6767433), (36, 6015496), (48, 4511622), (72, 3007748), (96, 2255811), (144, 1503874), (288, 751937), (389, 556704), (778, 278352), (1167, 185568), (1556, 139176), (1933, 112032), (2334, 92784), (3112, 69588), (3501, 61856), (3866, 56016), (4668, 46392), (5799, 37344), (6224, 34794), (7002, 30928), (7732, 28008), (9336, 23196), (11598, 18672), (12448, 17397), (14004, 15464)]