213347520

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{8231}}^1$

素因数の和:8260

約数の個数: 140

約数和(自身を含む): 759006864

約数和(自身を除く): 545659344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8231, 8640, 12960, 16462, 24693, 25920, 32924, 41155, 49386, 65848, 74079, 82310, 98772, 123465, 131696, 148158, 164620, 197544, 222237, 246930, 263392, 296316, 329240, 370395, 395088, 444474, 493860, 526784, 592632, 658480, 666711, 740790, 790176, 888948, 987720, 1111185, 1185264, 1316960, 1333422, 1481580, 1580352, 1777896, 1975440, 2222370, 2370528, 2633920, 2666844, 2963160, 3333555, 3555792, 3950880, 4444740, 4741056, 5333688, 5926320, 6667110, 7111584, 7901760, 8889480, 10667376, 11852640, 13334220, 14223168, 17778960, 21334752, 23705280, 26668440, 35557920, 42669504, 53336880, 71115840, 106673760, 213347520]

約数ペア:

[(1, 213347520), (2, 106673760), (3, 71115840), (4, 53336880), (5, 42669504), (6, 35557920), (8, 26668440), (9, 23705280), (10, 21334752), (12, 17778960), (15, 14223168), (16, 13334220), (18, 11852640), (20, 10667376), (24, 8889480), (27, 7901760), (30, 7111584), (32, 6667110), (36, 5926320), (40, 5333688), (45, 4741056), (48, 4444740), (54, 3950880), (60, 3555792), (64, 3333555), (72, 2963160), (80, 2666844), (81, 2633920), (90, 2370528), (96, 2222370), (108, 1975440), (120, 1777896), (135, 1580352), (144, 1481580), (160, 1333422), (162, 1316960), (180, 1185264), (192, 1111185), (216, 987720), (240, 888948), (270, 790176), (288, 740790), (320, 666711), (324, 658480), (360, 592632), (405, 526784), (432, 493860), (480, 444474), (540, 395088), (576, 370395), (648, 329240), (720, 296316), (810, 263392), (864, 246930), (960, 222237), (1080, 197544), (1296, 164620), (1440, 148158), (1620, 131696), (1728, 123465), (2160, 98772), (2592, 82310), (2880, 74079), (3240, 65848), (4320, 49386), (5184, 41155), (6480, 32924), (8231, 25920), (8640, 24693), (12960, 16462)]