163557520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3011}}^1$

素因数の和:3128

約数の個数: 80

約数和(自身を含む): 439221888

約数和(自身を除く): 275664368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3011, 3395, 3880, 5432, 6022, 6790, 7760, 10864, 12044, 13580, 15055, 21077, 24088, 27160, 30110, 42154, 48176, 54320, 60220, 84308, 105385, 120440, 168616, 210770, 240880, 292067, 337232, 421540, 584134, 843080, 1168268, 1460335, 1686160, 2044469, 2336536, 2920670, 4088938, 4673072, 5841340, 8177876, 10222345, 11682680, 16355752, 20444690, 23365360, 32711504, 40889380, 81778760, 163557520]

約数ペア:

[(1, 163557520), (2, 81778760), (4, 40889380), (5, 32711504), (7, 23365360), (8, 20444690), (10, 16355752), (14, 11682680), (16, 10222345), (20, 8177876), (28, 5841340), (35, 4673072), (40, 4088938), (56, 2920670), (70, 2336536), (80, 2044469), (97, 1686160), (112, 1460335), (140, 1168268), (194, 843080), (280, 584134), (388, 421540), (485, 337232), (560, 292067), (679, 240880), (776, 210770), (970, 168616), (1358, 120440), (1552, 105385), (1940, 84308), (2716, 60220), (3011, 54320), (3395, 48176), (3880, 42154), (5432, 30110), (6022, 27160), (6790, 24088), (7760, 21077), (10864, 15055), (12044, 13580)]