66890280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5519}}^1$

素因数の和:5634

約数の個数: 64

約数和(自身を含む): 202694400

約数和(自身を除く): 135804120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 5519, 6060, 11038, 12120, 16557, 22076, 27595, 33114, 44152, 55190, 66228, 82785, 110380, 132456, 165570, 220760, 331140, 557419, 662280, 1114838, 1672257, 2229676, 2787095, 3344514, 4459352, 5574190, 6689028, 8361285, 11148380, 13378056, 16722570, 22296760, 33445140, 66890280]

約数ペア:

[(1, 66890280), (2, 33445140), (3, 22296760), (4, 16722570), (5, 13378056), (6, 11148380), (8, 8361285), (10, 6689028), (12, 5574190), (15, 4459352), (20, 3344514), (24, 2787095), (30, 2229676), (40, 1672257), (60, 1114838), (101, 662280), (120, 557419), (202, 331140), (303, 220760), (404, 165570), (505, 132456), (606, 110380), (808, 82785), (1010, 66228), (1212, 55190), (1515, 44152), (2020, 33114), (2424, 27595), (3030, 22076), (4040, 16557), (5519, 12120), (6060, 11038)]