218632008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{31741}}^1$

素因数の和:31798

約数の個数: 64

約数和(自身を含む): 639918720

約数和(自身を除く): 421286712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 31741, 63482, 95223, 126964, 190446, 222187, 253928, 380892, 444374, 666561, 761784, 888748, 1301381, 1333122, 1777496, 2602762, 2666244, 3904143, 5205524, 5332488, 7808286, 9109667, 10411048, 15616572, 18219334, 27329001, 31233144, 36438668, 54658002, 72877336, 109316004, 218632008]

約数ペア:

[(1, 218632008), (2, 109316004), (3, 72877336), (4, 54658002), (6, 36438668), (7, 31233144), (8, 27329001), (12, 18219334), (14, 15616572), (21, 10411048), (24, 9109667), (28, 7808286), (41, 5332488), (42, 5205524), (56, 3904143), (82, 2666244), (84, 2602762), (123, 1777496), (164, 1333122), (168, 1301381), (246, 888748), (287, 761784), (328, 666561), (492, 444374), (574, 380892), (861, 253928), (984, 222187), (1148, 190446), (1722, 126964), (2296, 95223), (3444, 63482), (6888, 31741)]