214839040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12911}}^1$

素因数の和:12945

約数の個数: 72

約数和(自身を含む): 554234688

約数和(自身を除く): 339395648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 12911, 16640, 25822, 51644, 64555, 103288, 129110, 167843, 206576, 258220, 335686, 413152, 516440, 671372, 826304, 839215, 1032880, 1342744, 1652608, 1678430, 2065760, 2685488, 3305216, 3356860, 4131520, 5370976, 6713720, 8263040, 10741952, 13427440, 16526080, 21483904, 26854880, 42967808, 53709760, 107419520, 214839040]

約数ペア:

[(1, 214839040), (2, 107419520), (4, 53709760), (5, 42967808), (8, 26854880), (10, 21483904), (13, 16526080), (16, 13427440), (20, 10741952), (26, 8263040), (32, 6713720), (40, 5370976), (52, 4131520), (64, 3356860), (65, 3305216), (80, 2685488), (104, 2065760), (128, 1678430), (130, 1652608), (160, 1342744), (208, 1032880), (256, 839215), (260, 826304), (320, 671372), (416, 516440), (520, 413152), (640, 335686), (832, 258220), (1040, 206576), (1280, 167843), (1664, 129110), (2080, 103288), (3328, 64555), (4160, 51644), (8320, 25822), (12911, 16640)]