28232218920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:916

約数の個数: 256

約数和(自身を含む): 91085575680

約数和(自身を除く): 62853356760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 101, 102, 120, 136, 170, 202, 204, 255, 263, 303, 340, 404, 408, 505, 510, 521, 526, 606, 680, 789, 808, 1010, 1020, 1042, 1052, 1212, 1315, 1515, 1563, 1578, 1717, 2020, 2040, 2084, 2104, 2424, 2605, 2630, 3030, 3126, 3156, 3434, 3945, 4040, 4168, 4471, 5151, 5210, 5260, 6060, 6252, 6312, 6868, 7815, 7890, 8585, 8857, 8942, 10302, 10420, 10520, 12120, 12504, 13413, 13736, 15630, 15780, 17170, 17714, 17884, 20604, 20840, 22355, 25755, 26563, 26571, 26826, 31260, 31560, 34340, 35428, 35768, 41208, 44285, 44710, 51510, 52621, 53126, 53142, 53652, 62520, 67065, 68680, 70856, 79689, 88570, 89420, 103020, 105242, 106252, 106284, 107304, 132815, 132855, 134130, 137023, 157863, 159378, 177140, 178840, 206040, 210484, 212504, 212568, 263105, 265630, 265710, 268260, 274046, 315726, 318756, 354280, 398445, 411069, 420968, 451571, 526210, 531260, 531420, 536520, 548092, 631452, 637512, 685115, 789315, 796890, 822138, 894557, 903142, 1052420, 1062520, 1062840, 1096184, 1262904, 1354713, 1370230, 1578630, 1593780, 1644276, 1789114, 1806284, 2055345, 2104840, 2257855, 2329391, 2683671, 2709426, 2740460, 3157260, 3187560, 3288552, 3578228, 3612568, 4110690, 4472785, 4515710, 4658782, 5367342, 5418852, 5480920, 6314520, 6773565, 6988173, 7156456, 8221380, 8945570, 9031420, 9317564, 10734684, 10837704, 11646955, 13418355, 13547130, 13839323, 13976346, 16442760, 17891140, 18062840, 18635128, 21469368, 23293910, 26836710, 27094260, 27678646, 27952692, 34940865, 35782280, 41517969, 46587820, 53673420, 54188520, 55357292, 55905384, 69196615, 69881730, 83035938, 93175640, 107346840, 110714584, 138393230, 139763460, 166071876, 207589845, 235268491, 276786460, 279526920, 332143752, 415179690, 470536982, 553572920, 705805473, 830359380, 941073964, 1176342455, 1411610946, 1660718760, 1882147928, 2352684910, 2823221892, 3529027365, 4705369820, 5646443784, 7058054730, 9410739640, 14116109460, 28232218920]

約数ペア:

[(1, 28232218920), (2, 14116109460), (3, 9410739640), (4, 7058054730), (5, 5646443784), (6, 4705369820), (8, 3529027365), (10, 2823221892), (12, 2352684910), (15, 1882147928), (17, 1660718760), (20, 1411610946), (24, 1176342455), (30, 941073964), (34, 830359380), (40, 705805473), (51, 553572920), (60, 470536982), (68, 415179690), (85, 332143752), (101, 279526920), (102, 276786460), (120, 235268491), (136, 207589845), (170, 166071876), (202, 139763460), (204, 138393230), (255, 110714584), (263, 107346840), (303, 93175640), (340, 83035938), (404, 69881730), (408, 69196615), (505, 55905384), (510, 55357292), (521, 54188520), (526, 53673420), (606, 46587820), (680, 41517969), (789, 35782280), (808, 34940865), (1010, 27952692), (1020, 27678646), (1042, 27094260), (1052, 26836710), (1212, 23293910), (1315, 21469368), (1515, 18635128), (1563, 18062840), (1578, 17891140), (1717, 16442760), (2020, 13976346), (2040, 13839323), (2084, 13547130), (2104, 13418355), (2424, 11646955), (2605, 10837704), (2630, 10734684), (3030, 9317564), (3126, 9031420), (3156, 8945570), (3434, 8221380), (3945, 7156456), (4040, 6988173), (4168, 6773565), (4471, 6314520), (5151, 5480920), (5210, 5418852), (5260, 5367342), (6060, 4658782), (6252, 4515710), (6312, 4472785), (6868, 4110690), (7815, 3612568), (7890, 3578228), (8585, 3288552), (8857, 3187560), (8942, 3157260), (10302, 2740460), (10420, 2709426), (10520, 2683671), (12120, 2329391), (12504, 2257855), (13413, 2104840), (13736, 2055345), (15630, 1806284), (15780, 1789114), (17170, 1644276), (17714, 1593780), (17884, 1578630), (20604, 1370230), (20840, 1354713), (22355, 1262904), (25755, 1096184), (26563, 1062840), (26571, 1062520), (26826, 1052420), (31260, 903142), (31560, 894557), (34340, 822138), (35428, 796890), (35768, 789315), (41208, 685115), (44285, 637512), (44710, 631452), (51510, 548092), (52621, 536520), (53126, 531420), (53142, 531260), (53652, 526210), (62520, 451571), (67065, 420968), (68680, 411069), (70856, 398445), (79689, 354280), (88570, 318756), (89420, 315726), (103020, 274046), (105242, 268260), (106252, 265710), (106284, 265630), (107304, 263105), (132815, 212568), (132855, 212504), (134130, 210484), (137023, 206040), (157863, 178840), (159378, 177140)]