221494440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25997}}^1$

素因数の和:26082

約数の個数: 64

約数和(自身を含む): 673868160

約数和(自身を除く): 452373720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 25997, 51994, 77991, 103988, 129985, 155982, 207976, 259970, 311964, 389955, 519940, 623928, 779910, 1039880, 1559820, 1845787, 3119640, 3691574, 5537361, 7383148, 9228935, 11074722, 14766296, 18457870, 22149444, 27686805, 36915740, 44298888, 55373610, 73831480, 110747220, 221494440]

約数ペア:

[(1, 221494440), (2, 110747220), (3, 73831480), (4, 55373610), (5, 44298888), (6, 36915740), (8, 27686805), (10, 22149444), (12, 18457870), (15, 14766296), (20, 11074722), (24, 9228935), (30, 7383148), (40, 5537361), (60, 3691574), (71, 3119640), (120, 1845787), (142, 1559820), (213, 1039880), (284, 779910), (355, 623928), (426, 519940), (568, 389955), (710, 311964), (852, 259970), (1065, 207976), (1420, 155982), (1704, 129985), (2130, 103988), (2840, 77991), (4260, 51994), (8520, 25997)]