260680000

素因数分解:

$2^6\times 5^4\times 7^3\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 280

約数和(自身を含む): 793496000

約数和(自身を除く): 532816000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 49, 50, 56, 64, 70, 76, 80, 95, 98, 100, 112, 125, 133, 140, 152, 160, 175, 190, 196, 200, 224, 245, 250, 266, 280, 304, 320, 343, 350, 380, 392, 400, 448, 475, 490, 500, 532, 560, 608, 625, 665, 686, 700, 760, 784, 800, 875, 931, 950, 980, 1000, 1064, 1120, 1216, 1225, 1250, 1330, 1372, 1400, 1520, 1568, 1600, 1715, 1750, 1862, 1900, 1960, 2000, 2128, 2240, 2375, 2450, 2500, 2660, 2744, 2800, 3040, 3136, 3325, 3430, 3500, 3724, 3800, 3920, 4000, 4256, 4375, 4655, 4750, 4900, 5000, 5320, 5488, 5600, 6080, 6125, 6517, 6650, 6860, 7000, 7448, 7600, 7840, 8000, 8512, 8575, 8750, 9310, 9500, 9800, 10000, 10640, 10976, 11200, 11875, 12250, 13034, 13300, 13720, 14000, 14896, 15200, 15680, 16625, 17150, 17500, 18620, 19000, 19600, 20000, 21280, 21952, 23275, 23750, 24500, 26068, 26600, 27440, 28000, 29792, 30400, 30625, 32585, 33250, 34300, 35000, 37240, 38000, 39200, 40000, 42560, 42875, 46550, 47500, 49000, 52136, 53200, 54880, 56000, 59584, 61250, 65170, 66500, 68600, 70000, 74480, 76000, 78400, 83125, 85750, 93100, 95000, 98000, 104272, 106400, 109760, 116375, 122500, 130340, 133000, 137200, 140000, 148960, 152000, 162925, 166250, 171500, 186200, 190000, 196000, 208544, 212800, 214375, 232750, 245000, 260680, 266000, 274400, 280000, 297920, 325850, 332500, 343000, 372400, 380000, 392000, 417088, 428750, 465500, 490000, 521360, 532000, 548800, 581875, 651700, 665000, 686000, 744800, 760000, 814625, 857500, 931000, 980000, 1042720, 1064000, 1163750, 1303400, 1330000, 1372000, 1489600, 1629250, 1715000, 1862000, 1960000, 2085440, 2327500, 2606800, 2660000, 2744000, 3258500, 3430000, 3724000, 4073125, 4655000, 5213600, 5320000, 6517000, 6860000, 7448000, 8146250, 9310000, 10427200, 13034000, 13720000, 16292500, 18620000, 26068000, 32585000, 37240000, 52136000, 65170000, 130340000, 260680000]

約数ペア:

[(1, 260680000), (2, 130340000), (4, 65170000), (5, 52136000), (7, 37240000), (8, 32585000), (10, 26068000), (14, 18620000), (16, 16292500), (19, 13720000), (20, 13034000), (25, 10427200), (28, 9310000), (32, 8146250), (35, 7448000), (38, 6860000), (40, 6517000), (49, 5320000), (50, 5213600), (56, 4655000), (64, 4073125), (70, 3724000), (76, 3430000), (80, 3258500), (95, 2744000), (98, 2660000), (100, 2606800), (112, 2327500), (125, 2085440), (133, 1960000), (140, 1862000), (152, 1715000), (160, 1629250), (175, 1489600), (190, 1372000), (196, 1330000), (200, 1303400), (224, 1163750), (245, 1064000), (250, 1042720), (266, 980000), (280, 931000), (304, 857500), (320, 814625), (343, 760000), (350, 744800), (380, 686000), (392, 665000), (400, 651700), (448, 581875), (475, 548800), (490, 532000), (500, 521360), (532, 490000), (560, 465500), (608, 428750), (625, 417088), (665, 392000), (686, 380000), (700, 372400), (760, 343000), (784, 332500), (800, 325850), (875, 297920), (931, 280000), (950, 274400), (980, 266000), (1000, 260680), (1064, 245000), (1120, 232750), (1216, 214375), (1225, 212800), (1250, 208544), (1330, 196000), (1372, 190000), (1400, 186200), (1520, 171500), (1568, 166250), (1600, 162925), (1715, 152000), (1750, 148960), (1862, 140000), (1900, 137200), (1960, 133000), (2000, 130340), (2128, 122500), (2240, 116375), (2375, 109760), (2450, 106400), (2500, 104272), (2660, 98000), (2744, 95000), (2800, 93100), (3040, 85750), (3136, 83125), (3325, 78400), (3430, 76000), (3500, 74480), (3724, 70000), (3800, 68600), (3920, 66500), (4000, 65170), (4256, 61250), (4375, 59584), (4655, 56000), (4750, 54880), (4900, 53200), (5000, 52136), (5320, 49000), (5488, 47500), (5600, 46550), (6080, 42875), (6125, 42560), (6517, 40000), (6650, 39200), (6860, 38000), (7000, 37240), (7448, 35000), (7600, 34300), (7840, 33250), (8000, 32585), (8512, 30625), (8575, 30400), (8750, 29792), (9310, 28000), (9500, 27440), (9800, 26600), (10000, 26068), (10640, 24500), (10976, 23750), (11200, 23275), (11875, 21952), (12250, 21280), (13034, 20000), (13300, 19600), (13720, 19000), (14000, 18620), (14896, 17500), (15200, 17150), (15680, 16625)]