1225548800

素因数分解:

$2^{10}\times 5^2\times 7^2\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 198

約数和(自身を含む): 3537473922

約数和(自身を除く): 2311925122

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 256, 280, 320, 350, 392, 400, 448, 490, 512, 560, 640, 700, 784, 800, 896, 977, 980, 1024, 1120, 1225, 1280, 1400, 1568, 1600, 1792, 1954, 1960, 2240, 2450, 2560, 2800, 3136, 3200, 3584, 3908, 3920, 4480, 4885, 4900, 5120, 5600, 6272, 6400, 6839, 7168, 7816, 7840, 8960, 9770, 9800, 11200, 12544, 12800, 13678, 15632, 15680, 17920, 19540, 19600, 22400, 24425, 25088, 25600, 27356, 31264, 31360, 34195, 35840, 39080, 39200, 44800, 47873, 48850, 50176, 54712, 62528, 62720, 68390, 78160, 78400, 89600, 95746, 97700, 109424, 125056, 125440, 136780, 156320, 156800, 170975, 179200, 191492, 195400, 218848, 239365, 250112, 250880, 273560, 312640, 313600, 341950, 382984, 390800, 437696, 478730, 500224, 547120, 625280, 627200, 683900, 765968, 781600, 875392, 957460, 1000448, 1094240, 1196825, 1250560, 1254400, 1367800, 1531936, 1563200, 1750784, 1914920, 2188480, 2393650, 2501120, 2735600, 3063872, 3126400, 3501568, 3829840, 4376960, 4787300, 5002240, 5471200, 6127744, 6252800, 7003136, 7659680, 8753920, 9574600, 10942400, 12255488, 12505600, 15319360, 17507840, 19149200, 21884800, 24510976, 25011200, 30638720, 35015680, 38298400, 43769600, 49021952, 61277440, 76596800, 87539200, 122554880, 153193600, 175078400, 245109760, 306387200, 612774400, 1225548800]

約数ペア:

[(1, 1225548800), (2, 612774400), (4, 306387200), (5, 245109760), (7, 175078400), (8, 153193600), (10, 122554880), (14, 87539200), (16, 76596800), (20, 61277440), (25, 49021952), (28, 43769600), (32, 38298400), (35, 35015680), (40, 30638720), (49, 25011200), (50, 24510976), (56, 21884800), (64, 19149200), (70, 17507840), (80, 15319360), (98, 12505600), (100, 12255488), (112, 10942400), (128, 9574600), (140, 8753920), (160, 7659680), (175, 7003136), (196, 6252800), (200, 6127744), (224, 5471200), (245, 5002240), (256, 4787300), (280, 4376960), (320, 3829840), (350, 3501568), (392, 3126400), (400, 3063872), (448, 2735600), (490, 2501120), (512, 2393650), (560, 2188480), (640, 1914920), (700, 1750784), (784, 1563200), (800, 1531936), (896, 1367800), (977, 1254400), (980, 1250560), (1024, 1196825), (1120, 1094240), (1225, 1000448), (1280, 957460), (1400, 875392), (1568, 781600), (1600, 765968), (1792, 683900), (1954, 627200), (1960, 625280), (2240, 547120), (2450, 500224), (2560, 478730), (2800, 437696), (3136, 390800), (3200, 382984), (3584, 341950), (3908, 313600), (3920, 312640), (4480, 273560), (4885, 250880), (4900, 250112), (5120, 239365), (5600, 218848), (6272, 195400), (6400, 191492), (6839, 179200), (7168, 170975), (7816, 156800), (7840, 156320), (8960, 136780), (9770, 125440), (9800, 125056), (11200, 109424), (12544, 97700), (12800, 95746), (13678, 89600), (15632, 78400), (15680, 78160), (17920, 68390), (19540, 62720), (19600, 62528), (22400, 54712), (24425, 50176), (25088, 48850), (25600, 47873), (27356, 44800), (31264, 39200), (31360, 39080), (34195, 35840)]