78477540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2003}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 220183488

約数和(自身を除く): 141705948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 653, 1306, 1959, 2003, 2612, 3265, 3918, 4006, 6009, 6530, 7836, 8012, 9795, 10015, 12018, 13060, 19590, 20030, 24036, 30045, 39180, 40060, 60090, 120180, 1307959, 2615918, 3923877, 5231836, 6539795, 7847754, 13079590, 15695508, 19619385, 26159180, 39238770, 78477540]

約数ペア:

[(1, 78477540), (2, 39238770), (3, 26159180), (4, 19619385), (5, 15695508), (6, 13079590), (10, 7847754), (12, 6539795), (15, 5231836), (20, 3923877), (30, 2615918), (60, 1307959), (653, 120180), (1306, 60090), (1959, 40060), (2003, 39180), (2612, 30045), (3265, 24036), (3918, 20030), (4006, 19590), (6009, 13060), (6530, 12018), (7836, 10015), (8012, 9795)]