220812732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{3491}}^1$

素因数の和:3759

約数の個数: 72

約数和(自身を含む): 640628352

約数和(自身を除く): 419815620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 251, 252, 502, 753, 1004, 1506, 1757, 2259, 3012, 3491, 3514, 4518, 5271, 6982, 7028, 9036, 10473, 10542, 13964, 15813, 20946, 21084, 24437, 31419, 31626, 41892, 48874, 62838, 63252, 73311, 97748, 125676, 146622, 219933, 293244, 439866, 876241, 879732, 1752482, 2628723, 3504964, 5257446, 6133687, 7886169, 10514892, 12267374, 15772338, 18401061, 24534748, 31544676, 36802122, 55203183, 73604244, 110406366, 220812732]

約数ペア:

[(1, 220812732), (2, 110406366), (3, 73604244), (4, 55203183), (6, 36802122), (7, 31544676), (9, 24534748), (12, 18401061), (14, 15772338), (18, 12267374), (21, 10514892), (28, 7886169), (36, 6133687), (42, 5257446), (63, 3504964), (84, 2628723), (126, 1752482), (251, 879732), (252, 876241), (502, 439866), (753, 293244), (1004, 219933), (1506, 146622), (1757, 125676), (2259, 97748), (3012, 73311), (3491, 63252), (3514, 62838), (4518, 48874), (5271, 41892), (6982, 31626), (7028, 31419), (9036, 24437), (10473, 21084), (10542, 20946), (13964, 15813)]