28083960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 91990080

約数和(自身を除く): 63906120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 181, 360, 362, 431, 543, 724, 862, 905, 1086, 1293, 1448, 1629, 1724, 1810, 2155, 2172, 2586, 2715, 3258, 3448, 3620, 3879, 4310, 4344, 5172, 5430, 6465, 6516, 7240, 7758, 8145, 8620, 10344, 10860, 12930, 13032, 15516, 16290, 17240, 19395, 21720, 25860, 31032, 32580, 38790, 51720, 65160, 77580, 78011, 155160, 156022, 234033, 312044, 390055, 468066, 624088, 702099, 780110, 936132, 1170165, 1404198, 1560220, 1872264, 2340330, 2808396, 3120440, 3510495, 4680660, 5616792, 7020990, 9361320, 14041980, 28083960]

約数ペア:

[(1, 28083960), (2, 14041980), (3, 9361320), (4, 7020990), (5, 5616792), (6, 4680660), (8, 3510495), (9, 3120440), (10, 2808396), (12, 2340330), (15, 1872264), (18, 1560220), (20, 1404198), (24, 1170165), (30, 936132), (36, 780110), (40, 702099), (45, 624088), (60, 468066), (72, 390055), (90, 312044), (120, 234033), (180, 156022), (181, 155160), (360, 78011), (362, 77580), (431, 65160), (543, 51720), (724, 38790), (862, 32580), (905, 31032), (1086, 25860), (1293, 21720), (1448, 19395), (1629, 17240), (1724, 16290), (1810, 15516), (2155, 13032), (2172, 12930), (2586, 10860), (2715, 10344), (3258, 8620), (3448, 8145), (3620, 7758), (3879, 7240), (4310, 6516), (4344, 6465), (5172, 5430)]