205731400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{2999}}^1$

素因数の和:3036

約数の個数: 96

約数和(自身を含む): 558000000

約数和(自身を除く): 352268600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 343, 350, 392, 490, 686, 700, 980, 1225, 1372, 1400, 1715, 1960, 2450, 2744, 2999, 3430, 4900, 5998, 6860, 8575, 9800, 11996, 13720, 14995, 17150, 20993, 23992, 29990, 34300, 41986, 59980, 68600, 74975, 83972, 104965, 119960, 146951, 149950, 167944, 209930, 293902, 299900, 419860, 524825, 587804, 599800, 734755, 839720, 1028657, 1049650, 1175608, 1469510, 2057314, 2099300, 2939020, 3673775, 4114628, 4198600, 5143285, 5878040, 7347550, 8229256, 10286570, 14695100, 20573140, 25716425, 29390200, 41146280, 51432850, 102865700, 205731400]

約数ペア:

[(1, 205731400), (2, 102865700), (4, 51432850), (5, 41146280), (7, 29390200), (8, 25716425), (10, 20573140), (14, 14695100), (20, 10286570), (25, 8229256), (28, 7347550), (35, 5878040), (40, 5143285), (49, 4198600), (50, 4114628), (56, 3673775), (70, 2939020), (98, 2099300), (100, 2057314), (140, 1469510), (175, 1175608), (196, 1049650), (200, 1028657), (245, 839720), (280, 734755), (343, 599800), (350, 587804), (392, 524825), (490, 419860), (686, 299900), (700, 293902), (980, 209930), (1225, 167944), (1372, 149950), (1400, 146951), (1715, 119960), (1960, 104965), (2450, 83972), (2744, 74975), (2999, 68600), (3430, 59980), (4900, 41986), (5998, 34300), (6860, 29990), (8575, 23992), (9800, 20993), (11996, 17150), (13720, 14995)]