220190178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{883}}^1$

素因数の和:1063

約数の個数: 64

約数和(自身を含む): 499000320

約数和(自身を除く): 278810142

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 139, 278, 299, 417, 598, 834, 883, 897, 1766, 1794, 1807, 2649, 3197, 3614, 5298, 5421, 6394, 9591, 10842, 11479, 19182, 20309, 22958, 34437, 40618, 41561, 60927, 68874, 83122, 121854, 122737, 124683, 245474, 249366, 264017, 368211, 528034, 736422, 792051, 1584102, 1595581, 2822951, 3191162, 4786743, 5645902, 8468853, 9573486, 16937706, 36698363, 73396726, 110095089, 220190178]

約数ペア:

[(1, 220190178), (2, 110095089), (3, 73396726), (6, 36698363), (13, 16937706), (23, 9573486), (26, 8468853), (39, 5645902), (46, 4786743), (69, 3191162), (78, 2822951), (138, 1595581), (139, 1584102), (278, 792051), (299, 736422), (417, 528034), (598, 368211), (834, 264017), (883, 249366), (897, 245474), (1766, 124683), (1794, 122737), (1807, 121854), (2649, 83122), (3197, 68874), (3614, 60927), (5298, 41561), (5421, 40618), (6394, 34437), (9591, 22958), (10842, 20309), (11479, 19182)]