131477920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1430

約数の個数: 96

約数和(自身を含む): 359251200

約数和(自身を除く): 227773280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 224, 280, 356, 445, 560, 623, 712, 890, 1120, 1246, 1319, 1424, 1780, 2492, 2638, 2848, 3115, 3560, 4984, 5276, 6230, 6595, 7120, 9233, 9968, 10552, 12460, 13190, 14240, 18466, 19936, 21104, 24920, 26380, 36932, 42208, 46165, 49840, 52760, 73864, 92330, 99680, 105520, 117391, 147728, 184660, 211040, 234782, 295456, 369320, 469564, 586955, 738640, 821737, 939128, 1173910, 1477280, 1643474, 1878256, 2347820, 3286948, 3756512, 4108685, 4695640, 6573896, 8217370, 9391280, 13147792, 16434740, 18782560, 26295584, 32869480, 65738960, 131477920]

約数ペア:

[(1, 131477920), (2, 65738960), (4, 32869480), (5, 26295584), (7, 18782560), (8, 16434740), (10, 13147792), (14, 9391280), (16, 8217370), (20, 6573896), (28, 4695640), (32, 4108685), (35, 3756512), (40, 3286948), (56, 2347820), (70, 1878256), (80, 1643474), (89, 1477280), (112, 1173910), (140, 939128), (160, 821737), (178, 738640), (224, 586955), (280, 469564), (356, 369320), (445, 295456), (560, 234782), (623, 211040), (712, 184660), (890, 147728), (1120, 117391), (1246, 105520), (1319, 99680), (1424, 92330), (1780, 73864), (2492, 52760), (2638, 49840), (2848, 46165), (3115, 42208), (3560, 36932), (4984, 26380), (5276, 24920), (6230, 21104), (6595, 19936), (7120, 18466), (9233, 14240), (9968, 13190), (10552, 12460)]