215222364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1783}}^1$

素因数の和:2279

約数の個数: 72

約数和(自身を含む): 623400960

約数和(自身を除く): 408178596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 479, 958, 1437, 1783, 1916, 2874, 3353, 3566, 4311, 5349, 5748, 6706, 7132, 8622, 10059, 10698, 12481, 13412, 16047, 17244, 20118, 21396, 24962, 30177, 32094, 37443, 40236, 49924, 60354, 64188, 74886, 112329, 120708, 149772, 224658, 449316, 854057, 1708114, 2562171, 3416228, 5124342, 5978399, 7686513, 10248684, 11956798, 15373026, 17935197, 23913596, 30746052, 35870394, 53805591, 71740788, 107611182, 215222364]

約数ペア:

[(1, 215222364), (2, 107611182), (3, 71740788), (4, 53805591), (6, 35870394), (7, 30746052), (9, 23913596), (12, 17935197), (14, 15373026), (18, 11956798), (21, 10248684), (28, 7686513), (36, 5978399), (42, 5124342), (63, 3416228), (84, 2562171), (126, 1708114), (252, 854057), (479, 449316), (958, 224658), (1437, 149772), (1783, 120708), (1916, 112329), (2874, 74886), (3353, 64188), (3566, 60354), (4311, 49924), (5349, 40236), (5748, 37443), (6706, 32094), (7132, 30177), (8622, 24962), (10059, 21396), (10698, 20118), (12481, 17244), (13412, 16047)]