271658440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1061}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 631974960

約数和(自身を除く): 360316520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 173, 185, 296, 346, 370, 692, 740, 865, 1061, 1384, 1480, 1730, 2122, 3460, 4244, 5305, 6401, 6920, 8488, 10610, 12802, 21220, 25604, 32005, 39257, 42440, 51208, 64010, 78514, 128020, 157028, 183553, 196285, 256040, 314056, 367106, 392570, 734212, 785140, 917765, 1468424, 1570280, 1835530, 3671060, 6791461, 7342120, 13582922, 27165844, 33957305, 54331688, 67914610, 135829220, 271658440]

約数ペア:

[(1, 271658440), (2, 135829220), (4, 67914610), (5, 54331688), (8, 33957305), (10, 27165844), (20, 13582922), (37, 7342120), (40, 6791461), (74, 3671060), (148, 1835530), (173, 1570280), (185, 1468424), (296, 917765), (346, 785140), (370, 734212), (692, 392570), (740, 367106), (865, 314056), (1061, 256040), (1384, 196285), (1480, 183553), (1730, 157028), (2122, 128020), (3460, 78514), (4244, 64010), (5305, 51208), (6401, 42440), (6920, 39257), (8488, 32005), (10610, 25604), (12802, 21220)]