64006920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{177797}}^1$

素因数の和:177814

約数の個数: 48

約数和(自身を含む): 208023660

約数和(自身を除く): 144016740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 177797, 355594, 533391, 711188, 888985, 1066782, 1422376, 1600173, 1777970, 2133564, 2666955, 3200346, 3555940, 4267128, 5333910, 6400692, 7111880, 8000865, 10667820, 12801384, 16001730, 21335640, 32003460, 64006920]

約数ペア:

[(1, 64006920), (2, 32003460), (3, 21335640), (4, 16001730), (5, 12801384), (6, 10667820), (8, 8000865), (9, 7111880), (10, 6400692), (12, 5333910), (15, 4267128), (18, 3555940), (20, 3200346), (24, 2666955), (30, 2133564), (36, 1777970), (40, 1600173), (45, 1422376), (60, 1066782), (72, 888985), (90, 711188), (120, 533391), (180, 355594), (360, 177797)]