256314480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1777}}^1$

素因数の和:2394

約数の個数: 80

約数和(自身を含む): 796344864

約数和(自身を除く): 540030384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 601, 1202, 1777, 1803, 2404, 3005, 3554, 3606, 4808, 5331, 6010, 7108, 7212, 8885, 9015, 9616, 10662, 12020, 14216, 14424, 17770, 18030, 21324, 24040, 26655, 28432, 28848, 35540, 36060, 42648, 48080, 53310, 71080, 72120, 85296, 106620, 142160, 144240, 213240, 426480, 1067977, 2135954, 3203931, 4271908, 5339885, 6407862, 8543816, 10679770, 12815724, 16019655, 17087632, 21359540, 25631448, 32039310, 42719080, 51262896, 64078620, 85438160, 128157240, 256314480]

約数ペア:

[(1, 256314480), (2, 128157240), (3, 85438160), (4, 64078620), (5, 51262896), (6, 42719080), (8, 32039310), (10, 25631448), (12, 21359540), (15, 17087632), (16, 16019655), (20, 12815724), (24, 10679770), (30, 8543816), (40, 6407862), (48, 5339885), (60, 4271908), (80, 3203931), (120, 2135954), (240, 1067977), (601, 426480), (1202, 213240), (1777, 144240), (1803, 142160), (2404, 106620), (3005, 85296), (3554, 72120), (3606, 71080), (4808, 53310), (5331, 48080), (6010, 42648), (7108, 36060), (7212, 35540), (8885, 28848), (9015, 28432), (9616, 26655), (10662, 24040), (12020, 21324), (14216, 18030), (14424, 17770)]