721045416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{330149}}^1$

素因数の和:330178

約数の個数: 64

約数和(自身を含む): 2218608000

約数和(自身を除く): 1497562584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 330149, 660298, 990447, 1320596, 1980894, 2311043, 2641192, 3961788, 4291937, 4622086, 6933129, 7923576, 8583874, 9244172, 12875811, 13866258, 17167748, 18488344, 25751622, 27732516, 30043559, 34335496, 51503244, 55465032, 60087118, 90130677, 103006488, 120174236, 180261354, 240348472, 360522708, 721045416]

約数ペア:

[(1, 721045416), (2, 360522708), (3, 240348472), (4, 180261354), (6, 120174236), (7, 103006488), (8, 90130677), (12, 60087118), (13, 55465032), (14, 51503244), (21, 34335496), (24, 30043559), (26, 27732516), (28, 25751622), (39, 18488344), (42, 17167748), (52, 13866258), (56, 12875811), (78, 9244172), (84, 8583874), (91, 7923576), (104, 6933129), (156, 4622086), (168, 4291937), (182, 3961788), (273, 2641192), (312, 2311043), (364, 1980894), (546, 1320596), (728, 990447), (1092, 660298), (2184, 330149)]