777787140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997163}}^1$

素因数の和:997188

約数の個数: 48

約数和(自身を含む): 2345329728

約数和(自身を除く): 1567542588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 997163, 1994326, 2991489, 3988652, 4985815, 5982978, 9971630, 11965956, 12963119, 14957445, 19943260, 25926238, 29914890, 38889357, 51852476, 59829780, 64815595, 77778714, 129631190, 155557428, 194446785, 259262380, 388893570, 777787140]

約数ペア:

[(1, 777787140), (2, 388893570), (3, 259262380), (4, 194446785), (5, 155557428), (6, 129631190), (10, 77778714), (12, 64815595), (13, 59829780), (15, 51852476), (20, 38889357), (26, 29914890), (30, 25926238), (39, 19943260), (52, 14957445), (60, 12963119), (65, 11965956), (78, 9971630), (130, 5982978), (156, 4985815), (195, 3988652), (260, 2991489), (390, 1994326), (780, 997163)]