126851200

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{809}}^1$

素因数の和:847

約数の個数: 144

約数和(自身を含む): 364973850

約数和(自身を除く): 238122650

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, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 809, 896, 980, 1120, 1225, 1400, 1568, 1600, 1618, 1960, 2240, 2450, 2800, 3136, 3200, 3236, 3920, 4045, 4480, 4900, 5600, 5663, 6272, 6472, 7840, 8090, 9800, 11200, 11326, 12944, 15680, 16180, 19600, 20225, 22400, 22652, 25888, 28315, 31360, 32360, 39200, 39641, 40450, 45304, 51776, 56630, 64720, 78400, 79282, 80900, 90608, 103552, 113260, 129440, 141575, 156800, 158564, 161800, 181216, 198205, 226520, 258880, 283150, 317128, 323600, 362432, 396410, 453040, 517760, 566300, 634256, 647200, 724864, 792820, 906080, 991025, 1132600, 1268512, 1294400, 1585640, 1812160, 1982050, 2265200, 2537024, 2588800, 3171280, 3624320, 3964100, 4530400, 5074048, 6342560, 7928200, 9060800, 12685120, 15856400, 18121600, 25370240, 31712800, 63425600, 126851200]

約数ペア:

[(1, 126851200), (2, 63425600), (4, 31712800), (5, 25370240), (7, 18121600), (8, 15856400), (10, 12685120), (14, 9060800), (16, 7928200), (20, 6342560), (25, 5074048), (28, 4530400), (32, 3964100), (35, 3624320), (40, 3171280), (49, 2588800), (50, 2537024), (56, 2265200), (64, 1982050), (70, 1812160), (80, 1585640), (98, 1294400), (100, 1268512), (112, 1132600), (128, 991025), (140, 906080), (160, 792820), (175, 724864), (196, 647200), (200, 634256), (224, 566300), (245, 517760), (280, 453040), (320, 396410), (350, 362432), (392, 323600), (400, 317128), (448, 283150), (490, 258880), (560, 226520), (640, 198205), (700, 181216), (784, 161800), (800, 158564), (809, 156800), (896, 141575), (980, 129440), (1120, 113260), (1225, 103552), (1400, 90608), (1568, 80900), (1600, 79282), (1618, 78400), (1960, 64720), (2240, 56630), (2450, 51776), (2800, 45304), (3136, 40450), (3200, 39641), (3236, 39200), (3920, 32360), (4045, 31360), (4480, 28315), (4900, 25888), (5600, 22652), (5663, 22400), (6272, 20225), (6472, 19600), (7840, 16180), (8090, 15680), (9800, 12944), (11200, 11326)]