20478208500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{6529}}^1$

素因数の和:6612

約数の個数: 288

約数和(自身を含む): 70081109280

約数和(自身を除く): 49602900780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 41, 45, 50, 51, 60, 68, 75, 82, 85, 90, 100, 102, 123, 125, 150, 153, 164, 170, 180, 204, 205, 225, 246, 250, 255, 300, 306, 340, 369, 375, 410, 425, 450, 492, 500, 510, 612, 615, 697, 738, 750, 765, 820, 850, 900, 1020, 1025, 1125, 1230, 1275, 1394, 1476, 1500, 1530, 1700, 1845, 2050, 2091, 2125, 2250, 2460, 2550, 2788, 3060, 3075, 3485, 3690, 3825, 4100, 4182, 4250, 4500, 5100, 5125, 6150, 6273, 6375, 6529, 6970, 7380, 7650, 8364, 8500, 9225, 10250, 10455, 12300, 12546, 12750, 13058, 13940, 15300, 15375, 17425, 18450, 19125, 19587, 20500, 20910, 25092, 25500, 26116, 30750, 31365, 32645, 34850, 36900, 38250, 39174, 41820, 46125, 52275, 58761, 61500, 62730, 65290, 69700, 76500, 78348, 87125, 92250, 97935, 104550, 110993, 117522, 125460, 130580, 156825, 163225, 174250, 184500, 195870, 209100, 221986, 235044, 261375, 267689, 293805, 313650, 326450, 332979, 348500, 391740, 443972, 489675, 522750, 535378, 554965, 587610, 627300, 652900, 665958, 784125, 803067, 816125, 979350, 998937, 1045500, 1070756, 1109930, 1175220, 1331916, 1338445, 1469025, 1568250, 1606134, 1632250, 1664895, 1958700, 1997874, 2219860, 2409201, 2448375, 2676890, 2774825, 2938050, 3136500, 3212268, 3264500, 3329790, 3995748, 4015335, 4550713, 4818402, 4896750, 4994685, 5353780, 5549650, 5876100, 6659580, 6692225, 7345125, 8030670, 8324475, 9101426, 9636804, 9793500, 9989370, 11099300, 12046005, 13384450, 13652139, 13874125, 14690250, 16061340, 16648950, 18202852, 19978740, 20076675, 22753565, 24092010, 24973425, 26768900, 27304278, 27748250, 29380500, 33297900, 33461125, 40153350, 40956417, 41622375, 45507130, 48184020, 49946850, 54608556, 55496500, 60230025, 66922250, 68260695, 80306700, 81912834, 83244750, 91014260, 99893700, 100383375, 113767825, 120460050, 124867125, 133844500, 136521390, 163825668, 166489500, 200766750, 204782085, 227535650, 240920100, 249734250, 273042780, 301150125, 341303475, 401533500, 409564170, 455071300, 499468500, 568839125, 602300250, 682606950, 819128340, 1023910425, 1137678250, 1204600500, 1365213900, 1706517375, 2047820850, 2275356500, 3413034750, 4095641700, 5119552125, 6826069500, 10239104250, 20478208500]

約数ペア:

[(1, 20478208500), (2, 10239104250), (3, 6826069500), (4, 5119552125), (5, 4095641700), (6, 3413034750), (9, 2275356500), (10, 2047820850), (12, 1706517375), (15, 1365213900), (17, 1204600500), (18, 1137678250), (20, 1023910425), (25, 819128340), (30, 682606950), (34, 602300250), (36, 568839125), (41, 499468500), (45, 455071300), (50, 409564170), (51, 401533500), (60, 341303475), (68, 301150125), (75, 273042780), (82, 249734250), (85, 240920100), (90, 227535650), (100, 204782085), (102, 200766750), (123, 166489500), (125, 163825668), (150, 136521390), (153, 133844500), (164, 124867125), (170, 120460050), (180, 113767825), (204, 100383375), (205, 99893700), (225, 91014260), (246, 83244750), (250, 81912834), (255, 80306700), (300, 68260695), (306, 66922250), (340, 60230025), (369, 55496500), (375, 54608556), (410, 49946850), (425, 48184020), (450, 45507130), (492, 41622375), (500, 40956417), (510, 40153350), (612, 33461125), (615, 33297900), (697, 29380500), (738, 27748250), (750, 27304278), (765, 26768900), (820, 24973425), (850, 24092010), (900, 22753565), (1020, 20076675), (1025, 19978740), (1125, 18202852), (1230, 16648950), (1275, 16061340), (1394, 14690250), (1476, 13874125), (1500, 13652139), (1530, 13384450), (1700, 12046005), (1845, 11099300), (2050, 9989370), (2091, 9793500), (2125, 9636804), (2250, 9101426), (2460, 8324475), (2550, 8030670), (2788, 7345125), (3060, 6692225), (3075, 6659580), (3485, 5876100), (3690, 5549650), (3825, 5353780), (4100, 4994685), (4182, 4896750), (4250, 4818402), (4500, 4550713), (5100, 4015335), (5125, 3995748), (6150, 3329790), (6273, 3264500), (6375, 3212268), (6529, 3136500), (6970, 2938050), (7380, 2774825), (7650, 2676890), (8364, 2448375), (8500, 2409201), (9225, 2219860), (10250, 1997874), (10455, 1958700), (12300, 1664895), (12546, 1632250), (12750, 1606134), (13058, 1568250), (13940, 1469025), (15300, 1338445), (15375, 1331916), (17425, 1175220), (18450, 1109930), (19125, 1070756), (19587, 1045500), (20500, 998937), (20910, 979350), (25092, 816125), (25500, 803067), (26116, 784125), (30750, 665958), (31365, 652900), (32645, 627300), (34850, 587610), (36900, 554965), (38250, 535378), (39174, 522750), (41820, 489675), (46125, 443972), (52275, 391740), (58761, 348500), (61500, 332979), (62730, 326450), (65290, 313650), (69700, 293805), (76500, 267689), (78348, 261375), (87125, 235044), (92250, 221986), (97935, 209100), (104550, 195870), (110993, 184500), (117522, 174250), (125460, 163225), (130580, 156825)]