20782617600

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{587}}^1$

素因数の和:1081

約数の個数: 264

約数和(自身を含む): 68953899168

約数和(自身を除く): 48171281568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 461, 480, 512, 587, 600, 640, 768, 800, 922, 960, 1024, 1174, 1200, 1280, 1383, 1536, 1600, 1761, 1844, 1920, 2305, 2348, 2400, 2560, 2766, 2935, 3072, 3200, 3522, 3688, 3840, 4610, 4696, 4800, 5120, 5532, 5870, 6400, 6915, 7044, 7376, 7680, 8805, 9220, 9392, 9600, 11064, 11525, 11740, 12800, 13830, 14088, 14675, 14752, 15360, 17610, 18440, 18784, 19200, 22128, 23050, 23480, 25600, 27660, 28176, 29350, 29504, 34575, 35220, 36880, 37568, 38400, 44025, 44256, 46100, 46960, 55320, 56352, 58700, 59008, 69150, 70440, 73760, 75136, 76800, 88050, 88512, 92200, 93920, 110640, 112704, 117400, 118016, 138300, 140880, 147520, 150272, 176100, 177024, 184400, 187840, 221280, 225408, 234800, 236032, 270607, 276600, 281760, 295040, 300544, 352200, 354048, 368800, 375680, 442560, 450816, 469600, 472064, 541214, 553200, 563520, 590080, 601088, 704400, 708096, 737600, 751360, 811821, 885120, 901632, 939200, 1082428, 1106400, 1127040, 1180160, 1353035, 1408800, 1416192, 1475200, 1502720, 1623642, 1770240, 1803264, 1878400, 2164856, 2212800, 2254080, 2360320, 2706070, 2817600, 2950400, 3005440, 3247284, 3540480, 3756800, 4059105, 4329712, 4425600, 4508160, 5412140, 5635200, 5900800, 6494568, 6765175, 7080960, 7513600, 8118210, 8659424, 8851200, 9016320, 10824280, 11270400, 11801600, 12989136, 13530350, 15027200, 16236420, 17318848, 17702400, 20295525, 21648560, 22540800, 25978272, 27060700, 32472840, 34637696, 35404800, 40591050, 43297120, 45081600, 51956544, 54121400, 64945680, 69275392, 81182100, 86594240, 103913088, 108242800, 129891360, 138550784, 162364200, 173188480, 207826176, 216485600, 259782720, 277101568, 324728400, 346376960, 415652352, 432971200, 519565440, 649456800, 692753920, 831304704, 865942400, 1039130880, 1298913600, 1385507840, 1731884800, 2078261760, 2597827200, 3463769600, 4156523520, 5195654400, 6927539200, 10391308800, 20782617600]

約数ペア:

[(1, 20782617600), (2, 10391308800), (3, 6927539200), (4, 5195654400), (5, 4156523520), (6, 3463769600), (8, 2597827200), (10, 2078261760), (12, 1731884800), (15, 1385507840), (16, 1298913600), (20, 1039130880), (24, 865942400), (25, 831304704), (30, 692753920), (32, 649456800), (40, 519565440), (48, 432971200), (50, 415652352), (60, 346376960), (64, 324728400), (75, 277101568), (80, 259782720), (96, 216485600), (100, 207826176), (120, 173188480), (128, 162364200), (150, 138550784), (160, 129891360), (192, 108242800), (200, 103913088), (240, 86594240), (256, 81182100), (300, 69275392), (320, 64945680), (384, 54121400), (400, 51956544), (461, 45081600), (480, 43297120), (512, 40591050), (587, 35404800), (600, 34637696), (640, 32472840), (768, 27060700), (800, 25978272), (922, 22540800), (960, 21648560), (1024, 20295525), (1174, 17702400), (1200, 17318848), (1280, 16236420), (1383, 15027200), (1536, 13530350), (1600, 12989136), (1761, 11801600), (1844, 11270400), (1920, 10824280), (2305, 9016320), (2348, 8851200), (2400, 8659424), (2560, 8118210), (2766, 7513600), (2935, 7080960), (3072, 6765175), (3200, 6494568), (3522, 5900800), (3688, 5635200), (3840, 5412140), (4610, 4508160), (4696, 4425600), (4800, 4329712), (5120, 4059105), (5532, 3756800), (5870, 3540480), (6400, 3247284), (6915, 3005440), (7044, 2950400), (7376, 2817600), (7680, 2706070), (8805, 2360320), (9220, 2254080), (9392, 2212800), (9600, 2164856), (11064, 1878400), (11525, 1803264), (11740, 1770240), (12800, 1623642), (13830, 1502720), (14088, 1475200), (14675, 1416192), (14752, 1408800), (15360, 1353035), (17610, 1180160), (18440, 1127040), (18784, 1106400), (19200, 1082428), (22128, 939200), (23050, 901632), (23480, 885120), (25600, 811821), (27660, 751360), (28176, 737600), (29350, 708096), (29504, 704400), (34575, 601088), (35220, 590080), (36880, 563520), (37568, 553200), (38400, 541214), (44025, 472064), (44256, 469600), (46100, 450816), (46960, 442560), (55320, 375680), (56352, 368800), (58700, 354048), (59008, 352200), (69150, 300544), (70440, 295040), (73760, 281760), (75136, 276600), (76800, 270607), (88050, 236032), (88512, 234800), (92200, 225408), (93920, 221280), (110640, 187840), (112704, 184400), (117400, 177024), (118016, 176100), (138300, 150272), (140880, 147520)]