168756560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9721}}^1$

素因数の和:9772

約数の個数: 80

約数和(自身を含む): 462922752

約数和(自身を除く): 294166192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 9721, 17360, 19442, 38884, 48605, 68047, 77768, 97210, 136094, 155536, 194420, 272188, 301351, 340235, 388840, 544376, 602702, 680470, 777680, 1088752, 1205404, 1360940, 1506755, 2109457, 2410808, 2721880, 3013510, 4218914, 4821616, 5443760, 6027020, 8437828, 10547285, 12054040, 16875656, 21094570, 24108080, 33751312, 42189140, 84378280, 168756560]

約数ペア:

[(1, 168756560), (2, 84378280), (4, 42189140), (5, 33751312), (7, 24108080), (8, 21094570), (10, 16875656), (14, 12054040), (16, 10547285), (20, 8437828), (28, 6027020), (31, 5443760), (35, 4821616), (40, 4218914), (56, 3013510), (62, 2721880), (70, 2410808), (80, 2109457), (112, 1506755), (124, 1360940), (140, 1205404), (155, 1088752), (217, 777680), (248, 680470), (280, 602702), (310, 544376), (434, 388840), (496, 340235), (560, 301351), (620, 272188), (868, 194420), (1085, 155536), (1240, 136094), (1736, 97210), (2170, 77768), (2480, 68047), (3472, 48605), (4340, 38884), (8680, 19442), (9721, 17360)]