168539560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19417}}^1$

素因数の和:19466

約数の個数: 64

約数和(自身を含む): 447390720

約数和(自身を除く): 278851160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 19417, 38834, 77668, 97085, 135919, 155336, 194170, 271838, 388340, 543676, 601927, 679595, 776680, 1087352, 1203854, 1359190, 2407708, 2718380, 3009635, 4213489, 4815416, 5436760, 6019270, 8426978, 12038540, 16853956, 21067445, 24077080, 33707912, 42134890, 84269780, 168539560]

約数ペア:

[(1, 168539560), (2, 84269780), (4, 42134890), (5, 33707912), (7, 24077080), (8, 21067445), (10, 16853956), (14, 12038540), (20, 8426978), (28, 6019270), (31, 5436760), (35, 4815416), (40, 4213489), (56, 3009635), (62, 2718380), (70, 2407708), (124, 1359190), (140, 1203854), (155, 1087352), (217, 776680), (248, 679595), (280, 601927), (310, 543676), (434, 388340), (620, 271838), (868, 194170), (1085, 155336), (1240, 135919), (1736, 97085), (2170, 77668), (4340, 38834), (8680, 19417)]