20804558400

素因数分解:

$2^6\times 3^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{701}}^1$

素因数の和:964

約数の個数: 420

約数和(自身を含む): 76915830420

約数和(自身を除く): 56111272020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 229, 240, 270, 288, 300, 320, 324, 360, 400, 405, 432, 450, 458, 480, 540, 576, 600, 648, 675, 687, 701, 720, 800, 810, 864, 900, 916, 960, 1080, 1145, 1200, 1296, 1350, 1374, 1402, 1440, 1600, 1620, 1728, 1800, 1832, 2025, 2061, 2103, 2160, 2290, 2400, 2592, 2700, 2748, 2804, 2880, 3240, 3435, 3505, 3600, 3664, 4050, 4122, 4206, 4320, 4580, 4800, 5184, 5400, 5496, 5608, 5725, 6183, 6309, 6480, 6870, 7010, 7200, 7328, 8100, 8244, 8412, 8640, 9160, 10305, 10515, 10800, 10992, 11216, 11450, 12366, 12618, 12960, 13740, 14020, 14400, 14656, 16200, 16488, 16824, 17175, 17525, 18320, 18549, 18927, 20610, 21030, 21600, 21984, 22432, 22900, 24732, 25236, 25920, 27480, 28040, 30915, 31545, 32400, 32976, 33648, 34350, 35050, 36640, 37098, 37854, 41220, 42060, 43200, 43968, 44864, 45800, 49464, 50472, 51525, 52575, 54960, 56080, 56781, 61830, 63090, 64800, 65952, 67296, 68700, 70100, 73280, 74196, 75708, 82440, 84120, 91600, 92745, 94635, 98928, 100944, 103050, 105150, 109920, 112160, 113562, 123660, 126180, 129600, 131904, 134592, 137400, 140200, 148392, 151416, 154575, 157725, 160529, 164880, 168240, 183200, 185490, 189270, 197856, 201888, 206100, 210300, 219840, 224320, 227124, 247320, 252360, 274800, 280400, 283905, 296784, 302832, 309150, 315450, 321058, 329760, 336480, 366400, 370980, 378540, 395712, 403776, 412200, 420600, 454248, 463725, 473175, 481587, 494640, 504720, 549600, 560800, 567810, 593568, 605664, 618300, 630900, 642116, 659520, 672960, 741960, 757080, 802645, 824400, 841200, 908496, 927450, 946350, 963174, 989280, 1009440, 1099200, 1121600, 1135620, 1187136, 1211328, 1236600, 1261800, 1284232, 1419525, 1444761, 1483920, 1514160, 1605290, 1648800, 1682400, 1816992, 1854900, 1892700, 1926348, 1978560, 2018880, 2271240, 2407935, 2473200, 2523600, 2568464, 2839050, 2889522, 2967840, 3028320, 3210580, 3297600, 3364800, 3633984, 3709800, 3785400, 3852696, 4013225, 4334283, 4542480, 4815870, 4946400, 5047200, 5136928, 5678100, 5779044, 5935680, 6056640, 6421160, 7223805, 7419600, 7570800, 7705392, 8026450, 8668566, 9084960, 9631740, 9892800, 10094400, 10273856, 11356200, 11558088, 12039675, 12842320, 13002849, 14447610, 14839200, 15141600, 15410784, 16052900, 17337132, 18169920, 19263480, 21671415, 22712400, 23116176, 24079350, 25684640, 26005698, 28895220, 29678400, 30283200, 30821568, 32105800, 34674264, 36119025, 38526960, 43342830, 45424800, 46232352, 48158700, 51369280, 52011396, 57790440, 64211600, 65014245, 69348528, 72238050, 77053920, 86685660, 90849600, 92464704, 96317400, 104022792, 108357075, 115580880, 128423200, 130028490, 138697056, 144476100, 154107840, 173371320, 192634800, 208045584, 216714150, 231161760, 256846400, 260056980, 277394112, 288952200, 325071225, 346742640, 385269600, 416091168, 433428300, 462323520, 520113960, 577904400, 650142450, 693485280, 770539200, 832182336, 866856600, 1040227920, 1155808800, 1300284900, 1386970560, 1733713200, 2080455840, 2311617600, 2600569800, 3467426400, 4160911680, 5201139600, 6934852800, 10402279200, 20804558400]

約数ペア:

[(1, 20804558400), (2, 10402279200), (3, 6934852800), (4, 5201139600), (5, 4160911680), (6, 3467426400), (8, 2600569800), (9, 2311617600), (10, 2080455840), (12, 1733713200), (15, 1386970560), (16, 1300284900), (18, 1155808800), (20, 1040227920), (24, 866856600), (25, 832182336), (27, 770539200), (30, 693485280), (32, 650142450), (36, 577904400), (40, 520113960), (45, 462323520), (48, 433428300), (50, 416091168), (54, 385269600), (60, 346742640), (64, 325071225), (72, 288952200), (75, 277394112), (80, 260056980), (81, 256846400), (90, 231161760), (96, 216714150), (100, 208045584), (108, 192634800), (120, 173371320), (135, 154107840), (144, 144476100), (150, 138697056), (160, 130028490), (162, 128423200), (180, 115580880), (192, 108357075), (200, 104022792), (216, 96317400), (225, 92464704), (229, 90849600), (240, 86685660), (270, 77053920), (288, 72238050), (300, 69348528), (320, 65014245), (324, 64211600), (360, 57790440), (400, 52011396), (405, 51369280), (432, 48158700), (450, 46232352), (458, 45424800), (480, 43342830), (540, 38526960), (576, 36119025), (600, 34674264), (648, 32105800), (675, 30821568), (687, 30283200), (701, 29678400), (720, 28895220), (800, 26005698), (810, 25684640), (864, 24079350), (900, 23116176), (916, 22712400), (960, 21671415), (1080, 19263480), (1145, 18169920), (1200, 17337132), (1296, 16052900), (1350, 15410784), (1374, 15141600), (1402, 14839200), (1440, 14447610), (1600, 13002849), (1620, 12842320), (1728, 12039675), (1800, 11558088), (1832, 11356200), (2025, 10273856), (2061, 10094400), (2103, 9892800), (2160, 9631740), (2290, 9084960), (2400, 8668566), (2592, 8026450), (2700, 7705392), (2748, 7570800), (2804, 7419600), (2880, 7223805), (3240, 6421160), (3435, 6056640), (3505, 5935680), (3600, 5779044), (3664, 5678100), (4050, 5136928), (4122, 5047200), (4206, 4946400), (4320, 4815870), (4580, 4542480), (4800, 4334283), (5184, 4013225), (5400, 3852696), (5496, 3785400), (5608, 3709800), (5725, 3633984), (6183, 3364800), (6309, 3297600), (6480, 3210580), (6870, 3028320), (7010, 2967840), (7200, 2889522), (7328, 2839050), (8100, 2568464), (8244, 2523600), (8412, 2473200), (8640, 2407935), (9160, 2271240), (10305, 2018880), (10515, 1978560), (10800, 1926348), (10992, 1892700), (11216, 1854900), (11450, 1816992), (12366, 1682400), (12618, 1648800), (12960, 1605290), (13740, 1514160), (14020, 1483920), (14400, 1444761), (14656, 1419525), (16200, 1284232), (16488, 1261800), (16824, 1236600), (17175, 1211328), (17525, 1187136), (18320, 1135620), (18549, 1121600), (18927, 1099200), (20610, 1009440), (21030, 989280), (21600, 963174), (21984, 946350), (22432, 927450), (22900, 908496), (24732, 841200), (25236, 824400), (25920, 802645), (27480, 757080), (28040, 741960), (30915, 672960), (31545, 659520), (32400, 642116), (32976, 630900), (33648, 618300), (34350, 605664), (35050, 593568), (36640, 567810), (37098, 560800), (37854, 549600), (41220, 504720), (42060, 494640), (43200, 481587), (43968, 473175), (44864, 463725), (45800, 454248), (49464, 420600), (50472, 412200), (51525, 403776), (52575, 395712), (54960, 378540), (56080, 370980), (56781, 366400), (61830, 336480), (63090, 329760), (64800, 321058), (65952, 315450), (67296, 309150), (68700, 302832), (70100, 296784), (73280, 283905), (74196, 280400), (75708, 274800), (82440, 252360), (84120, 247320), (91600, 227124), (92745, 224320), (94635, 219840), (98928, 210300), (100944, 206100), (103050, 201888), (105150, 197856), (109920, 189270), (112160, 185490), (113562, 183200), (123660, 168240), (126180, 164880), (129600, 160529), (131904, 157725), (134592, 154575), (137400, 151416), (140200, 148392)]