315388528

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{863}}^1$

素因数の和:1142

約数の個数: 80

約数和(自身を含む): 755951616

約数和(自身を除く): 440563088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 251, 364, 502, 728, 863, 1004, 1456, 1726, 1757, 2008, 3263, 3452, 3514, 4016, 6041, 6526, 6904, 7028, 11219, 12082, 13052, 13808, 14056, 22438, 22841, 24164, 26104, 28112, 44876, 45682, 48328, 52208, 78533, 89752, 91364, 96656, 157066, 179504, 182728, 216613, 314132, 365456, 433226, 628264, 866452, 1256528, 1516291, 1732904, 2815969, 3032582, 3465808, 5631938, 6065164, 11263876, 12130328, 19711783, 22527752, 24260656, 39423566, 45055504, 78847132, 157694264, 315388528]

約数ペア:

[(1, 315388528), (2, 157694264), (4, 78847132), (7, 45055504), (8, 39423566), (13, 24260656), (14, 22527752), (16, 19711783), (26, 12130328), (28, 11263876), (52, 6065164), (56, 5631938), (91, 3465808), (104, 3032582), (112, 2815969), (182, 1732904), (208, 1516291), (251, 1256528), (364, 866452), (502, 628264), (728, 433226), (863, 365456), (1004, 314132), (1456, 216613), (1726, 182728), (1757, 179504), (2008, 157066), (3263, 96656), (3452, 91364), (3514, 89752), (4016, 78533), (6041, 52208), (6526, 48328), (6904, 45682), (7028, 44876), (11219, 28112), (12082, 26104), (13052, 24164), (13808, 22841), (14056, 22438)]