420180585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{919}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 782161920

約数和(自身を除く): 361981335

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 163, 165, 187, 255, 489, 561, 815, 919, 935, 1793, 2445, 2757, 2771, 2805, 4595, 5379, 8313, 8965, 10109, 13785, 13855, 15623, 26895, 30327, 30481, 41565, 46869, 50545, 78115, 91443, 149797, 151635, 152405, 171853, 234345, 449391, 457215, 515559, 748985, 859265, 1647767, 2246955, 2546549, 2577795, 4943301, 7639647, 8238835, 12732745, 24716505, 28012039, 38198235, 84036117, 140060195, 420180585]

約数ペア:

[(1, 420180585), (3, 140060195), (5, 84036117), (11, 38198235), (15, 28012039), (17, 24716505), (33, 12732745), (51, 8238835), (55, 7639647), (85, 4943301), (163, 2577795), (165, 2546549), (187, 2246955), (255, 1647767), (489, 859265), (561, 748985), (815, 515559), (919, 457215), (935, 449391), (1793, 234345), (2445, 171853), (2757, 152405), (2771, 151635), (2805, 149797), (4595, 91443), (5379, 78115), (8313, 50545), (8965, 46869), (10109, 41565), (13785, 30481), (13855, 30327), (15623, 26895)]