1311391620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10513}}^1$

素因数の和:10552

約数の個数: 240

約数和(自身を含む): 5129486208

約数和(自身を除く): 3818094588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 162, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 324, 330, 378, 385, 396, 405, 420, 462, 495, 540, 567, 594, 630, 660, 693, 756, 770, 810, 891, 924, 945, 990, 1134, 1155, 1188, 1260, 1386, 1485, 1540, 1620, 1782, 1890, 1980, 2079, 2268, 2310, 2772, 2835, 2970, 3465, 3564, 3780, 4158, 4455, 4620, 5670, 5940, 6237, 6930, 8316, 8910, 10395, 10513, 11340, 12474, 13860, 17820, 20790, 21026, 24948, 31185, 31539, 41580, 42052, 52565, 62370, 63078, 73591, 94617, 105130, 115643, 124740, 126156, 147182, 157695, 189234, 210260, 220773, 231286, 283851, 294364, 315390, 346929, 367955, 378468, 441546, 462572, 473085, 567702, 578215, 630780, 662319, 693858, 735910, 809501, 851553, 883092, 946170, 1040787, 1103865, 1135404, 1156430, 1324638, 1387716, 1419255, 1471820, 1619002, 1703106, 1734645, 1892340, 1986957, 2081574, 2207730, 2312860, 2428503, 2649276, 2838510, 3122361, 3238004, 3311595, 3406212, 3469290, 3973914, 4047505, 4163148, 4257765, 4415460, 4857006, 5203935, 5677020, 5960871, 6244722, 6623190, 6938580, 7285509, 7947828, 8095010, 8515530, 9367083, 9714012, 9934785, 10407870, 11921742, 12142515, 12489444, 13246380, 14571018, 15611805, 16190020, 17031060, 18734166, 19869570, 20815740, 21856527, 23843484, 24285030, 29142036, 29804355, 31223610, 36427545, 37468332, 39739140, 43713054, 46835415, 48570060, 59608710, 62447220, 65569581, 72855090, 87426108, 93670830, 109282635, 119217420, 131139162, 145710180, 187341660, 218565270, 262278324, 327847905, 437130540, 655695810, 1311391620]

約数ペア:

[(1, 1311391620), (2, 655695810), (3, 437130540), (4, 327847905), (5, 262278324), (6, 218565270), (7, 187341660), (9, 145710180), (10, 131139162), (11, 119217420), (12, 109282635), (14, 93670830), (15, 87426108), (18, 72855090), (20, 65569581), (21, 62447220), (22, 59608710), (27, 48570060), (28, 46835415), (30, 43713054), (33, 39739140), (35, 37468332), (36, 36427545), (42, 31223610), (44, 29804355), (45, 29142036), (54, 24285030), (55, 23843484), (60, 21856527), (63, 20815740), (66, 19869570), (70, 18734166), (77, 17031060), (81, 16190020), (84, 15611805), (90, 14571018), (99, 13246380), (105, 12489444), (108, 12142515), (110, 11921742), (126, 10407870), (132, 9934785), (135, 9714012), (140, 9367083), (154, 8515530), (162, 8095010), (165, 7947828), (180, 7285509), (189, 6938580), (198, 6623190), (210, 6244722), (220, 5960871), (231, 5677020), (252, 5203935), (270, 4857006), (297, 4415460), (308, 4257765), (315, 4163148), (324, 4047505), (330, 3973914), (378, 3469290), (385, 3406212), (396, 3311595), (405, 3238004), (420, 3122361), (462, 2838510), (495, 2649276), (540, 2428503), (567, 2312860), (594, 2207730), (630, 2081574), (660, 1986957), (693, 1892340), (756, 1734645), (770, 1703106), (810, 1619002), (891, 1471820), (924, 1419255), (945, 1387716), (990, 1324638), (1134, 1156430), (1155, 1135404), (1188, 1103865), (1260, 1040787), (1386, 946170), (1485, 883092), (1540, 851553), (1620, 809501), (1782, 735910), (1890, 693858), (1980, 662319), (2079, 630780), (2268, 578215), (2310, 567702), (2772, 473085), (2835, 462572), (2970, 441546), (3465, 378468), (3564, 367955), (3780, 346929), (4158, 315390), (4455, 294364), (4620, 283851), (5670, 231286), (5940, 220773), (6237, 210260), (6930, 189234), (8316, 157695), (8910, 147182), (10395, 126156), (10513, 124740), (11340, 115643), (12474, 105130), (13860, 94617), (17820, 73591), (20790, 63078), (21026, 62370), (24948, 52565), (31185, 42052), (31539, 41580)]