31505760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 480

約数和(自身を含む): 138311712

約数和(自身を除く): 106805952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 20, 22, 24, 26, 27, 30, 32, 33, 34, 36, 39, 40, 44, 45, 48, 51, 52, 54, 55, 60, 65, 66, 68, 72, 78, 80, 81, 85, 88, 90, 96, 99, 102, 104, 108, 110, 117, 120, 130, 132, 135, 136, 143, 144, 153, 156, 160, 162, 165, 170, 176, 180, 187, 195, 198, 204, 208, 216, 220, 221, 234, 240, 255, 260, 264, 270, 272, 286, 288, 297, 306, 312, 324, 330, 340, 351, 352, 360, 374, 390, 396, 405, 408, 416, 429, 432, 440, 442, 459, 468, 480, 495, 510, 520, 528, 540, 544, 561, 572, 585, 594, 612, 624, 648, 660, 663, 680, 702, 715, 720, 748, 765, 780, 792, 810, 816, 858, 864, 880, 884, 891, 918, 935, 936, 990, 1020, 1040, 1053, 1056, 1080, 1105, 1122, 1144, 1170, 1188, 1224, 1248, 1287, 1296, 1320, 1326, 1360, 1377, 1404, 1430, 1440, 1485, 1496, 1530, 1560, 1584, 1620, 1632, 1683, 1716, 1755, 1760, 1768, 1782, 1836, 1870, 1872, 1980, 1989, 2040, 2080, 2106, 2145, 2160, 2210, 2244, 2288, 2295, 2340, 2376, 2431, 2448, 2574, 2592, 2640, 2652, 2720, 2754, 2805, 2808, 2860, 2970, 2992, 3060, 3120, 3168, 3240, 3315, 3366, 3432, 3510, 3536, 3564, 3672, 3740, 3744, 3861, 3960, 3978, 4080, 4212, 4290, 4320, 4420, 4455, 4488, 4576, 4590, 4680, 4752, 4862, 4896, 5049, 5148, 5265, 5280, 5304, 5508, 5610, 5616, 5720, 5940, 5967, 5984, 6120, 6240, 6435, 6480, 6630, 6732, 6864, 6885, 7020, 7072, 7128, 7293, 7344, 7480, 7722, 7920, 7956, 8160, 8415, 8424, 8580, 8840, 8910, 8976, 9180, 9360, 9504, 9724, 9945, 10098, 10296, 10530, 10608, 11016, 11220, 11232, 11440, 11583, 11880, 11934, 12155, 12240, 12870, 12960, 13260, 13464, 13728, 13770, 14040, 14256, 14586, 14688, 14960, 15147, 15444, 15840, 15912, 16830, 16848, 17160, 17680, 17820, 17901, 17952, 18360, 18720, 19305, 19448, 19890, 20196, 20592, 21060, 21216, 21879, 22032, 22440, 22880, 23166, 23760, 23868, 24310, 24480, 25245, 25740, 26520, 26928, 27540, 28080, 28512, 29172, 29835, 29920, 30294, 30888, 31824, 33660, 33696, 34320, 35360, 35640, 35802, 36465, 36720, 38610, 38896, 39780, 40392, 41184, 42120, 43758, 44064, 44880, 46332, 47520, 47736, 48620, 50490, 51480, 53040, 53856, 55080, 56160, 57915, 58344, 59670, 60588, 61776, 63648, 65637, 67320, 68640, 71280, 71604, 72930, 73440, 75735, 77220, 77792, 79560, 80784, 84240, 87516, 89505, 89760, 92664, 95472, 97240, 100980, 102960, 106080, 109395, 110160, 115830, 116688, 119340, 121176, 123552, 131274, 134640, 142560, 143208, 145860, 151470, 154440, 159120, 161568, 168480, 175032, 179010, 185328, 190944, 194480, 196911, 201960, 205920, 218790, 220320, 231660, 233376, 238680, 242352, 262548, 269280, 286416, 291720, 302940, 308880, 318240, 328185, 350064, 358020, 370656, 388960, 393822, 403920, 437580, 463320, 477360, 484704, 525096, 572832, 583440, 605880, 617760, 656370, 700128, 716040, 787644, 807840, 875160, 926640, 954720, 984555, 1050192, 1166880, 1211760, 1312740, 1432080, 1575288, 1750320, 1853280, 1969110, 2100384, 2423520, 2625480, 2864160, 3150576, 3500640, 3938220, 5250960, 6301152, 7876440, 10501920, 15752880, 31505760]

約数ペア:

[(1, 31505760), (2, 15752880), (3, 10501920), (4, 7876440), (5, 6301152), (6, 5250960), (8, 3938220), (9, 3500640), (10, 3150576), (11, 2864160), (12, 2625480), (13, 2423520), (15, 2100384), (16, 1969110), (17, 1853280), (18, 1750320), (20, 1575288), (22, 1432080), (24, 1312740), (26, 1211760), (27, 1166880), (30, 1050192), (32, 984555), (33, 954720), (34, 926640), (36, 875160), (39, 807840), (40, 787644), (44, 716040), (45, 700128), (48, 656370), (51, 617760), (52, 605880), (54, 583440), (55, 572832), (60, 525096), (65, 484704), (66, 477360), (68, 463320), (72, 437580), (78, 403920), (80, 393822), (81, 388960), (85, 370656), (88, 358020), (90, 350064), (96, 328185), (99, 318240), (102, 308880), (104, 302940), (108, 291720), (110, 286416), (117, 269280), (120, 262548), (130, 242352), (132, 238680), (135, 233376), (136, 231660), (143, 220320), (144, 218790), (153, 205920), (156, 201960), (160, 196911), (162, 194480), (165, 190944), (170, 185328), (176, 179010), (180, 175032), (187, 168480), (195, 161568), (198, 159120), (204, 154440), (208, 151470), (216, 145860), (220, 143208), (221, 142560), (234, 134640), (240, 131274), (255, 123552), (260, 121176), (264, 119340), (270, 116688), (272, 115830), (286, 110160), (288, 109395), (297, 106080), (306, 102960), (312, 100980), (324, 97240), (330, 95472), (340, 92664), (351, 89760), (352, 89505), (360, 87516), (374, 84240), (390, 80784), (396, 79560), (405, 77792), (408, 77220), (416, 75735), (429, 73440), (432, 72930), (440, 71604), (442, 71280), (459, 68640), (468, 67320), (480, 65637), (495, 63648), (510, 61776), (520, 60588), (528, 59670), (540, 58344), (544, 57915), (561, 56160), (572, 55080), (585, 53856), (594, 53040), (612, 51480), (624, 50490), (648, 48620), (660, 47736), (663, 47520), (680, 46332), (702, 44880), (715, 44064), (720, 43758), (748, 42120), (765, 41184), (780, 40392), (792, 39780), (810, 38896), (816, 38610), (858, 36720), (864, 36465), (880, 35802), (884, 35640), (891, 35360), (918, 34320), (935, 33696), (936, 33660), (990, 31824), (1020, 30888), (1040, 30294), (1053, 29920), (1056, 29835), (1080, 29172), (1105, 28512), (1122, 28080), (1144, 27540), (1170, 26928), (1188, 26520), (1224, 25740), (1248, 25245), (1287, 24480), (1296, 24310), (1320, 23868), (1326, 23760), (1360, 23166), (1377, 22880), (1404, 22440), (1430, 22032), (1440, 21879), (1485, 21216), (1496, 21060), (1530, 20592), (1560, 20196), (1584, 19890), (1620, 19448), (1632, 19305), (1683, 18720), (1716, 18360), (1755, 17952), (1760, 17901), (1768, 17820), (1782, 17680), (1836, 17160), (1870, 16848), (1872, 16830), (1980, 15912), (1989, 15840), (2040, 15444), (2080, 15147), (2106, 14960), (2145, 14688), (2160, 14586), (2210, 14256), (2244, 14040), (2288, 13770), (2295, 13728), (2340, 13464), (2376, 13260), (2431, 12960), (2448, 12870), (2574, 12240), (2592, 12155), (2640, 11934), (2652, 11880), (2720, 11583), (2754, 11440), (2805, 11232), (2808, 11220), (2860, 11016), (2970, 10608), (2992, 10530), (3060, 10296), (3120, 10098), (3168, 9945), (3240, 9724), (3315, 9504), (3366, 9360), (3432, 9180), (3510, 8976), (3536, 8910), (3564, 8840), (3672, 8580), (3740, 8424), (3744, 8415), (3861, 8160), (3960, 7956), (3978, 7920), (4080, 7722), (4212, 7480), (4290, 7344), (4320, 7293), (4420, 7128), (4455, 7072), (4488, 7020), (4576, 6885), (4590, 6864), (4680, 6732), (4752, 6630), (4862, 6480), (4896, 6435), (5049, 6240), (5148, 6120), (5265, 5984), (5280, 5967), (5304, 5940), (5508, 5720), (5610, 5616)]