28264500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:607

約数の個数: 144

約数和(自身を含む): 97441344

約数和(自身を除く): 69176844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 125, 132, 150, 165, 180, 198, 220, 225, 250, 275, 300, 330, 375, 396, 450, 495, 500, 550, 571, 660, 750, 825, 900, 990, 1100, 1125, 1142, 1375, 1500, 1650, 1713, 1980, 2250, 2284, 2475, 2750, 2855, 3300, 3426, 4125, 4500, 4950, 5139, 5500, 5710, 6281, 6852, 8250, 8565, 9900, 10278, 11420, 12375, 12562, 14275, 16500, 17130, 18843, 20556, 24750, 25124, 25695, 28550, 31405, 34260, 37686, 42825, 49500, 51390, 56529, 57100, 62810, 71375, 75372, 85650, 94215, 102780, 113058, 125620, 128475, 142750, 157025, 171300, 188430, 214125, 226116, 256950, 282645, 285500, 314050, 376860, 428250, 471075, 513900, 565290, 628100, 642375, 785125, 856500, 942150, 1130580, 1284750, 1413225, 1570250, 1884300, 2355375, 2569500, 2826450, 3140500, 4710750, 5652900, 7066125, 9421500, 14132250, 28264500]

約数ペア:

[(1, 28264500), (2, 14132250), (3, 9421500), (4, 7066125), (5, 5652900), (6, 4710750), (9, 3140500), (10, 2826450), (11, 2569500), (12, 2355375), (15, 1884300), (18, 1570250), (20, 1413225), (22, 1284750), (25, 1130580), (30, 942150), (33, 856500), (36, 785125), (44, 642375), (45, 628100), (50, 565290), (55, 513900), (60, 471075), (66, 428250), (75, 376860), (90, 314050), (99, 285500), (100, 282645), (110, 256950), (125, 226116), (132, 214125), (150, 188430), (165, 171300), (180, 157025), (198, 142750), (220, 128475), (225, 125620), (250, 113058), (275, 102780), (300, 94215), (330, 85650), (375, 75372), (396, 71375), (450, 62810), (495, 57100), (500, 56529), (550, 51390), (571, 49500), (660, 42825), (750, 37686), (825, 34260), (900, 31405), (990, 28550), (1100, 25695), (1125, 25124), (1142, 24750), (1375, 20556), (1500, 18843), (1650, 17130), (1713, 16500), (1980, 14275), (2250, 12562), (2284, 12375), (2475, 11420), (2750, 10278), (2855, 9900), (3300, 8565), (3426, 8250), (4125, 6852), (4500, 6281), (4950, 5710), (5139, 5500)]