68867120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3967}}^1$

素因数の和:4018

約数の個数: 80

約数和(自身を含む): 188940288

約数和(自身を除く): 120073168

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, 3967, 4340, 7934, 8680, 15868, 17360, 19835, 27769, 31736, 39670, 55538, 63472, 79340, 111076, 122977, 138845, 158680, 222152, 245954, 277690, 317360, 444304, 491908, 555380, 614885, 860839, 983816, 1110760, 1229770, 1721678, 1967632, 2221520, 2459540, 3443356, 4304195, 4919080, 6886712, 8608390, 9838160, 13773424, 17216780, 34433560, 68867120]

約数ペア:

[(1, 68867120), (2, 34433560), (4, 17216780), (5, 13773424), (7, 9838160), (8, 8608390), (10, 6886712), (14, 4919080), (16, 4304195), (20, 3443356), (28, 2459540), (31, 2221520), (35, 1967632), (40, 1721678), (56, 1229770), (62, 1110760), (70, 983816), (80, 860839), (112, 614885), (124, 555380), (140, 491908), (155, 444304), (217, 317360), (248, 277690), (280, 245954), (310, 222152), (434, 158680), (496, 138845), (560, 122977), (620, 111076), (868, 79340), (1085, 63472), (1240, 55538), (1736, 39670), (2170, 31736), (2480, 27769), (3472, 19835), (3967, 17360), (4340, 15868), (7934, 8680)]