248959440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{115259}}^1$

素因数の和:115281

約数の個数: 80

約数和(自身を含む): 857534400

約数和(自身を除く): 608574960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 115259, 230518, 345777, 461036, 576295, 691554, 922072, 1037331, 1152590, 1383108, 1728885, 1844144, 2074662, 2305180, 2766216, 3111993, 3457770, 4149324, 4610360, 5186655, 5532432, 6223986, 6915540, 8298648, 9220720, 10373310, 12447972, 13831080, 15559965, 16597296, 20746620, 24895944, 27662160, 31119930, 41493240, 49791888, 62239860, 82986480, 124479720, 248959440]

約数ペア:

[(1, 248959440), (2, 124479720), (3, 82986480), (4, 62239860), (5, 49791888), (6, 41493240), (8, 31119930), (9, 27662160), (10, 24895944), (12, 20746620), (15, 16597296), (16, 15559965), (18, 13831080), (20, 12447972), (24, 10373310), (27, 9220720), (30, 8298648), (36, 6915540), (40, 6223986), (45, 5532432), (48, 5186655), (54, 4610360), (60, 4149324), (72, 3457770), (80, 3111993), (90, 2766216), (108, 2305180), (120, 2074662), (135, 1844144), (144, 1728885), (180, 1383108), (216, 1152590), (240, 1037331), (270, 922072), (360, 691554), (432, 576295), (540, 461036), (720, 345777), (1080, 230518), (2160, 115259)]