492028740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{390499}}^1$

素因数の和:390521

約数の個数: 72

約数和(自身を含む): 1705704000

約数和(自身を除く): 1213675260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 390499, 780998, 1171497, 1561996, 1952495, 2342994, 2733493, 3514491, 3904990, 4685988, 5466986, 5857485, 7028982, 7809980, 8200479, 10933972, 11714970, 13667465, 14057964, 16400958, 17572455, 23429940, 24601437, 27334930, 32801916, 35144910, 41002395, 49202874, 54669860, 70289820, 82004790, 98405748, 123007185, 164009580, 246014370, 492028740]

約数ペア:

[(1, 492028740), (2, 246014370), (3, 164009580), (4, 123007185), (5, 98405748), (6, 82004790), (7, 70289820), (9, 54669860), (10, 49202874), (12, 41002395), (14, 35144910), (15, 32801916), (18, 27334930), (20, 24601437), (21, 23429940), (28, 17572455), (30, 16400958), (35, 14057964), (36, 13667465), (42, 11714970), (45, 10933972), (60, 8200479), (63, 7809980), (70, 7028982), (84, 5857485), (90, 5466986), (105, 4685988), (126, 3904990), (140, 3514491), (180, 2733493), (210, 2342994), (252, 1952495), (315, 1561996), (420, 1171497), (630, 780998), (1260, 390499)]