68880000

素因数分解:

$2^7\times 3^1\times 5^4\times 7^1\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 320

約数和(自身を含む): 267664320

約数和(自身を除く): 198784320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 41, 42, 48, 50, 56, 60, 64, 70, 75, 80, 82, 84, 96, 100, 105, 112, 120, 123, 125, 128, 140, 150, 160, 164, 168, 175, 192, 200, 205, 210, 224, 240, 246, 250, 280, 287, 300, 320, 328, 336, 350, 375, 384, 400, 410, 420, 448, 480, 492, 500, 525, 560, 574, 600, 615, 625, 640, 656, 672, 700, 750, 800, 820, 840, 861, 875, 896, 960, 984, 1000, 1025, 1050, 1120, 1148, 1200, 1230, 1250, 1312, 1344, 1400, 1435, 1500, 1600, 1640, 1680, 1722, 1750, 1875, 1920, 1968, 2000, 2050, 2100, 2240, 2296, 2400, 2460, 2500, 2624, 2625, 2688, 2800, 2870, 3000, 3075, 3200, 3280, 3360, 3444, 3500, 3750, 3936, 4000, 4100, 4200, 4305, 4375, 4480, 4592, 4800, 4920, 5000, 5125, 5248, 5250, 5600, 5740, 6000, 6150, 6560, 6720, 6888, 7000, 7175, 7500, 7872, 8000, 8200, 8400, 8610, 8750, 9184, 9600, 9840, 10000, 10250, 10500, 11200, 11480, 12000, 12300, 13120, 13125, 13440, 13776, 14000, 14350, 15000, 15375, 15744, 16000, 16400, 16800, 17220, 17500, 18368, 19680, 20000, 20500, 21000, 21525, 22400, 22960, 24000, 24600, 25625, 26240, 26250, 27552, 28000, 28700, 30000, 30750, 32800, 33600, 34440, 35000, 35875, 36736, 39360, 40000, 41000, 42000, 43050, 45920, 48000, 49200, 51250, 52500, 55104, 56000, 57400, 60000, 61500, 65600, 67200, 68880, 70000, 71750, 76875, 78720, 80000, 82000, 84000, 86100, 91840, 98400, 102500, 105000, 107625, 110208, 112000, 114800, 120000, 123000, 131200, 137760, 140000, 143500, 153750, 164000, 168000, 172200, 179375, 183680, 196800, 205000, 210000, 215250, 229600, 240000, 246000, 275520, 280000, 287000, 307500, 328000, 336000, 344400, 358750, 393600, 410000, 420000, 430500, 459200, 492000, 538125, 551040, 560000, 574000, 615000, 656000, 688800, 717500, 820000, 840000, 861000, 918400, 984000, 1076250, 1148000, 1230000, 1377600, 1435000, 1640000, 1680000, 1722000, 1968000, 2152500, 2296000, 2460000, 2755200, 2870000, 3280000, 3444000, 4305000, 4592000, 4920000, 5740000, 6888000, 8610000, 9840000, 11480000, 13776000, 17220000, 22960000, 34440000, 68880000]

約数ペア:

[(1, 68880000), (2, 34440000), (3, 22960000), (4, 17220000), (5, 13776000), (6, 11480000), (7, 9840000), (8, 8610000), (10, 6888000), (12, 5740000), (14, 4920000), (15, 4592000), (16, 4305000), (20, 3444000), (21, 3280000), (24, 2870000), (25, 2755200), (28, 2460000), (30, 2296000), (32, 2152500), (35, 1968000), (40, 1722000), (41, 1680000), (42, 1640000), (48, 1435000), (50, 1377600), (56, 1230000), (60, 1148000), (64, 1076250), (70, 984000), (75, 918400), (80, 861000), (82, 840000), (84, 820000), (96, 717500), (100, 688800), (105, 656000), (112, 615000), (120, 574000), (123, 560000), (125, 551040), (128, 538125), (140, 492000), (150, 459200), (160, 430500), (164, 420000), (168, 410000), (175, 393600), (192, 358750), (200, 344400), (205, 336000), (210, 328000), (224, 307500), (240, 287000), (246, 280000), (250, 275520), (280, 246000), (287, 240000), (300, 229600), (320, 215250), (328, 210000), (336, 205000), (350, 196800), (375, 183680), (384, 179375), (400, 172200), (410, 168000), (420, 164000), (448, 153750), (480, 143500), (492, 140000), (500, 137760), (525, 131200), (560, 123000), (574, 120000), (600, 114800), (615, 112000), (625, 110208), (640, 107625), (656, 105000), (672, 102500), (700, 98400), (750, 91840), (800, 86100), (820, 84000), (840, 82000), (861, 80000), (875, 78720), (896, 76875), (960, 71750), (984, 70000), (1000, 68880), (1025, 67200), (1050, 65600), (1120, 61500), (1148, 60000), (1200, 57400), (1230, 56000), (1250, 55104), (1312, 52500), (1344, 51250), (1400, 49200), (1435, 48000), (1500, 45920), (1600, 43050), (1640, 42000), (1680, 41000), (1722, 40000), (1750, 39360), (1875, 36736), (1920, 35875), (1968, 35000), (2000, 34440), (2050, 33600), (2100, 32800), (2240, 30750), (2296, 30000), (2400, 28700), (2460, 28000), (2500, 27552), (2624, 26250), (2625, 26240), (2688, 25625), (2800, 24600), (2870, 24000), (3000, 22960), (3075, 22400), (3200, 21525), (3280, 21000), (3360, 20500), (3444, 20000), (3500, 19680), (3750, 18368), (3936, 17500), (4000, 17220), (4100, 16800), (4200, 16400), (4305, 16000), (4375, 15744), (4480, 15375), (4592, 15000), (4800, 14350), (4920, 14000), (5000, 13776), (5125, 13440), (5248, 13125), (5250, 13120), (5600, 12300), (5740, 12000), (6000, 11480), (6150, 11200), (6560, 10500), (6720, 10250), (6888, 10000), (7000, 9840), (7175, 9600), (7500, 9184), (7872, 8750), (8000, 8610), (8200, 8400)]