31144400

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{227}}^1$

素因数の和:266

約数の個数: 120

約数和(自身を含む): 87643200

約数和(自身を除く): 56498800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 227, 245, 280, 343, 350, 392, 400, 454, 490, 560, 686, 700, 784, 908, 980, 1135, 1225, 1372, 1400, 1589, 1715, 1816, 1960, 2270, 2450, 2744, 2800, 3178, 3430, 3632, 3920, 4540, 4900, 5488, 5675, 6356, 6860, 7945, 8575, 9080, 9800, 11123, 11350, 12712, 13720, 15890, 17150, 18160, 19600, 22246, 22700, 25424, 27440, 31780, 34300, 39725, 44492, 45400, 55615, 63560, 68600, 77861, 79450, 88984, 90800, 111230, 127120, 137200, 155722, 158900, 177968, 222460, 278075, 311444, 317800, 389305, 444920, 556150, 622888, 635600, 778610, 889840, 1112300, 1245776, 1557220, 1946525, 2224600, 3114440, 3893050, 4449200, 6228880, 7786100, 15572200, 31144400]

約数ペア:

[(1, 31144400), (2, 15572200), (4, 7786100), (5, 6228880), (7, 4449200), (8, 3893050), (10, 3114440), (14, 2224600), (16, 1946525), (20, 1557220), (25, 1245776), (28, 1112300), (35, 889840), (40, 778610), (49, 635600), (50, 622888), (56, 556150), (70, 444920), (80, 389305), (98, 317800), (100, 311444), (112, 278075), (140, 222460), (175, 177968), (196, 158900), (200, 155722), (227, 137200), (245, 127120), (280, 111230), (343, 90800), (350, 88984), (392, 79450), (400, 77861), (454, 68600), (490, 63560), (560, 55615), (686, 45400), (700, 44492), (784, 39725), (908, 34300), (980, 31780), (1135, 27440), (1225, 25424), (1372, 22700), (1400, 22246), (1589, 19600), (1715, 18160), (1816, 17150), (1960, 15890), (2270, 13720), (2450, 12712), (2744, 11350), (2800, 11123), (3178, 9800), (3430, 9080), (3632, 8575), (3920, 7945), (4540, 6860), (4900, 6356), (5488, 5675)]