78335640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72533}}^1$

素因数の和:72553

約数の個数: 64

約数和(自身を含む): 261122400

約数和(自身を除く): 182786760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72533, 145066, 217599, 290132, 362665, 435198, 580264, 652797, 725330, 870396, 1087995, 1305594, 1450660, 1740792, 1958391, 2175990, 2611188, 2901320, 3263985, 3916782, 4351980, 5222376, 6527970, 7833564, 8703960, 9791955, 13055940, 15667128, 19583910, 26111880, 39167820, 78335640]

約数ペア:

[(1, 78335640), (2, 39167820), (3, 26111880), (4, 19583910), (5, 15667128), (6, 13055940), (8, 9791955), (9, 8703960), (10, 7833564), (12, 6527970), (15, 5222376), (18, 4351980), (20, 3916782), (24, 3263985), (27, 2901320), (30, 2611188), (36, 2175990), (40, 1958391), (45, 1740792), (54, 1450660), (60, 1305594), (72, 1087995), (90, 870396), (108, 725330), (120, 652797), (135, 580264), (180, 435198), (216, 362665), (270, 290132), (360, 217599), (540, 145066), (1080, 72533)]