28088280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 192

約数和(自身を含む): 102604320

約数和(自身を除く): 74516040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 164, 165, 173, 180, 198, 205, 220, 246, 264, 328, 330, 346, 360, 369, 396, 410, 440, 451, 492, 495, 519, 615, 660, 692, 738, 792, 820, 865, 902, 984, 990, 1038, 1230, 1320, 1353, 1384, 1476, 1557, 1640, 1730, 1804, 1845, 1903, 1980, 2076, 2255, 2460, 2595, 2706, 2952, 3114, 3460, 3608, 3690, 3806, 3960, 4059, 4152, 4510, 4920, 5190, 5412, 5709, 6228, 6765, 6920, 7093, 7380, 7612, 7785, 8118, 9020, 9515, 10380, 10824, 11418, 12456, 13530, 14186, 14760, 15224, 15570, 16236, 17127, 18040, 19030, 20295, 20760, 21279, 22836, 27060, 28372, 28545, 31140, 32472, 34254, 35465, 38060, 40590, 42558, 45672, 54120, 56744, 57090, 62280, 63837, 68508, 70930, 76120, 78023, 81180, 85116, 85635, 106395, 114180, 127674, 137016, 141860, 156046, 162360, 170232, 171270, 212790, 228360, 234069, 255348, 283720, 312092, 319185, 342540, 390115, 425580, 468138, 510696, 624184, 638370, 685080, 702207, 780230, 851160, 936276, 1170345, 1276740, 1404414, 1560460, 1872552, 2340690, 2553480, 2808828, 3120920, 3511035, 4681380, 5617656, 7022070, 9362760, 14044140, 28088280]

約数ペア:

[(1, 28088280), (2, 14044140), (3, 9362760), (4, 7022070), (5, 5617656), (6, 4681380), (8, 3511035), (9, 3120920), (10, 2808828), (11, 2553480), (12, 2340690), (15, 1872552), (18, 1560460), (20, 1404414), (22, 1276740), (24, 1170345), (30, 936276), (33, 851160), (36, 780230), (40, 702207), (41, 685080), (44, 638370), (45, 624184), (55, 510696), (60, 468138), (66, 425580), (72, 390115), (82, 342540), (88, 319185), (90, 312092), (99, 283720), (110, 255348), (120, 234069), (123, 228360), (132, 212790), (164, 171270), (165, 170232), (173, 162360), (180, 156046), (198, 141860), (205, 137016), (220, 127674), (246, 114180), (264, 106395), (328, 85635), (330, 85116), (346, 81180), (360, 78023), (369, 76120), (396, 70930), (410, 68508), (440, 63837), (451, 62280), (492, 57090), (495, 56744), (519, 54120), (615, 45672), (660, 42558), (692, 40590), (738, 38060), (792, 35465), (820, 34254), (865, 32472), (902, 31140), (984, 28545), (990, 28372), (1038, 27060), (1230, 22836), (1320, 21279), (1353, 20760), (1384, 20295), (1476, 19030), (1557, 18040), (1640, 17127), (1730, 16236), (1804, 15570), (1845, 15224), (1903, 14760), (1980, 14186), (2076, 13530), (2255, 12456), (2460, 11418), (2595, 10824), (2706, 10380), (2952, 9515), (3114, 9020), (3460, 8118), (3608, 7785), (3690, 7612), (3806, 7380), (3960, 7093), (4059, 6920), (4152, 6765), (4510, 6228), (4920, 5709), (5190, 5412)]