201670280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{14699}}^1$

素因数の和:14731

約数の個数: 64

約数和(自身を含む): 529200000

約数和(自身を除く): 327529720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 14699, 29398, 58796, 73495, 102893, 117592, 146990, 205786, 293980, 411572, 514465, 587960, 720251, 823144, 1028930, 1440502, 2057860, 2881004, 3601255, 4115720, 5041757, 5762008, 7202510, 10083514, 14405020, 20167028, 25208785, 28810040, 40334056, 50417570, 100835140, 201670280]

約数ペア:

[(1, 201670280), (2, 100835140), (4, 50417570), (5, 40334056), (7, 28810040), (8, 25208785), (10, 20167028), (14, 14405020), (20, 10083514), (28, 7202510), (35, 5762008), (40, 5041757), (49, 4115720), (56, 3601255), (70, 2881004), (98, 2057860), (140, 1440502), (196, 1028930), (245, 823144), (280, 720251), (343, 587960), (392, 514465), (490, 411572), (686, 293980), (980, 205786), (1372, 146990), (1715, 117592), (1960, 102893), (2744, 73495), (3430, 58796), (6860, 29398), (13720, 14699)]