1998956880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 360

約数和(自身を含む): 7260847776

約数和(自身を除く): 5261890896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 107, 108, 120, 124, 135, 144, 155, 162, 180, 186, 214, 216, 240, 243, 248, 270, 279, 310, 321, 324, 360, 372, 405, 428, 432, 465, 486, 496, 535, 540, 558, 620, 642, 648, 720, 744, 810, 837, 856, 930, 961, 963, 972, 1070, 1080, 1116, 1215, 1240, 1284, 1296, 1395, 1488, 1605, 1620, 1674, 1712, 1860, 1922, 1926, 1944, 2140, 2160, 2232, 2430, 2480, 2511, 2568, 2790, 2883, 2889, 3210, 3240, 3317, 3348, 3720, 3844, 3852, 3888, 4185, 4280, 4464, 4805, 4815, 4860, 5022, 5136, 5580, 5766, 5778, 6420, 6480, 6634, 6696, 7440, 7533, 7688, 7704, 8370, 8560, 8649, 8667, 9610, 9630, 9720, 9951, 10044, 11160, 11532, 11556, 12555, 12840, 13268, 13392, 14415, 14445, 15066, 15376, 15408, 16585, 16740, 17298, 17334, 19220, 19260, 19440, 19902, 20088, 22320, 23064, 23112, 25110, 25680, 25947, 26001, 26536, 28830, 28890, 29853, 30132, 33170, 33480, 34596, 34668, 37665, 38440, 38520, 39804, 40176, 43245, 43335, 46128, 46224, 49755, 50220, 51894, 52002, 53072, 57660, 57780, 59706, 60264, 66340, 66960, 69192, 69336, 75330, 76880, 77040, 77841, 79608, 86490, 86670, 89559, 99510, 100440, 102827, 103788, 104004, 115320, 115560, 119412, 120528, 129735, 130005, 132680, 138384, 138672, 149265, 150660, 155682, 159216, 172980, 173340, 179118, 199020, 200880, 205654, 207576, 208008, 230640, 231120, 233523, 238824, 259470, 260010, 265360, 268677, 298530, 301320, 308481, 311364, 345960, 346680, 358236, 389205, 398040, 411308, 415152, 416016, 447795, 467046, 477648, 514135, 518940, 520020, 537354, 597060, 602640, 616962, 622728, 691920, 693360, 716472, 778410, 796080, 806031, 822616, 895590, 925443, 934092, 1028270, 1037880, 1040040, 1074708, 1167615, 1194120, 1233924, 1245456, 1343385, 1432944, 1542405, 1556820, 1612062, 1645232, 1791180, 1850886, 1868184, 2056540, 2075760, 2080080, 2149416, 2335230, 2388240, 2467848, 2686770, 2776329, 3084810, 3113640, 3224124, 3582360, 3701772, 3736368, 4030155, 4113080, 4298832, 4627215, 4670460, 4935696, 5373540, 5552658, 6169620, 6227280, 6448248, 7164720, 7403544, 8060310, 8226160, 8328987, 9254430, 9340920, 10747080, 11105316, 12339240, 12896496, 13881645, 14807088, 16120620, 16657974, 18508860, 18681840, 21494160, 22210632, 24678480, 24986961, 27763290, 32241240, 33315948, 37017720, 41644935, 44421264, 49973922, 55526580, 64482480, 66631896, 74035440, 83289870, 99947844, 111053160, 124934805, 133263792, 166579740, 199895688, 222106320, 249869610, 333159480, 399791376, 499739220, 666318960, 999478440, 1998956880]

約数ペア:

[(1, 1998956880), (2, 999478440), (3, 666318960), (4, 499739220), (5, 399791376), (6, 333159480), (8, 249869610), (9, 222106320), (10, 199895688), (12, 166579740), (15, 133263792), (16, 124934805), (18, 111053160), (20, 99947844), (24, 83289870), (27, 74035440), (30, 66631896), (31, 64482480), (36, 55526580), (40, 49973922), (45, 44421264), (48, 41644935), (54, 37017720), (60, 33315948), (62, 32241240), (72, 27763290), (80, 24986961), (81, 24678480), (90, 22210632), (93, 21494160), (107, 18681840), (108, 18508860), (120, 16657974), (124, 16120620), (135, 14807088), (144, 13881645), (155, 12896496), (162, 12339240), (180, 11105316), (186, 10747080), (214, 9340920), (216, 9254430), (240, 8328987), (243, 8226160), (248, 8060310), (270, 7403544), (279, 7164720), (310, 6448248), (321, 6227280), (324, 6169620), (360, 5552658), (372, 5373540), (405, 4935696), (428, 4670460), (432, 4627215), (465, 4298832), (486, 4113080), (496, 4030155), (535, 3736368), (540, 3701772), (558, 3582360), (620, 3224124), (642, 3113640), (648, 3084810), (720, 2776329), (744, 2686770), (810, 2467848), (837, 2388240), (856, 2335230), (930, 2149416), (961, 2080080), (963, 2075760), (972, 2056540), (1070, 1868184), (1080, 1850886), (1116, 1791180), (1215, 1645232), (1240, 1612062), (1284, 1556820), (1296, 1542405), (1395, 1432944), (1488, 1343385), (1605, 1245456), (1620, 1233924), (1674, 1194120), (1712, 1167615), (1860, 1074708), (1922, 1040040), (1926, 1037880), (1944, 1028270), (2140, 934092), (2160, 925443), (2232, 895590), (2430, 822616), (2480, 806031), (2511, 796080), (2568, 778410), (2790, 716472), (2883, 693360), (2889, 691920), (3210, 622728), (3240, 616962), (3317, 602640), (3348, 597060), (3720, 537354), (3844, 520020), (3852, 518940), (3888, 514135), (4185, 477648), (4280, 467046), (4464, 447795), (4805, 416016), (4815, 415152), (4860, 411308), (5022, 398040), (5136, 389205), (5580, 358236), (5766, 346680), (5778, 345960), (6420, 311364), (6480, 308481), (6634, 301320), (6696, 298530), (7440, 268677), (7533, 265360), (7688, 260010), (7704, 259470), (8370, 238824), (8560, 233523), (8649, 231120), (8667, 230640), (9610, 208008), (9630, 207576), (9720, 205654), (9951, 200880), (10044, 199020), (11160, 179118), (11532, 173340), (11556, 172980), (12555, 159216), (12840, 155682), (13268, 150660), (13392, 149265), (14415, 138672), (14445, 138384), (15066, 132680), (15376, 130005), (15408, 129735), (16585, 120528), (16740, 119412), (17298, 115560), (17334, 115320), (19220, 104004), (19260, 103788), (19440, 102827), (19902, 100440), (20088, 99510), (22320, 89559), (23064, 86670), (23112, 86490), (25110, 79608), (25680, 77841), (25947, 77040), (26001, 76880), (26536, 75330), (28830, 69336), (28890, 69192), (29853, 66960), (30132, 66340), (33170, 60264), (33480, 59706), (34596, 57780), (34668, 57660), (37665, 53072), (38440, 52002), (38520, 51894), (39804, 50220), (40176, 49755), (43245, 46224), (43335, 46128)]