1279880030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 2804336640

約数和(自身を除く): 1524456610

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 47, 55, 65, 94, 110, 130, 137, 139, 143, 235, 274, 278, 286, 470, 517, 611, 685, 695, 715, 1034, 1222, 1370, 1390, 1430, 1507, 1529, 1781, 1807, 2585, 3014, 3055, 3058, 3562, 3614, 5170, 6110, 6439, 6533, 6721, 7535, 7645, 8905, 9035, 12878, 13066, 13442, 15070, 15290, 17810, 18070, 19043, 19591, 19877, 32195, 32665, 33605, 38086, 39182, 39754, 64390, 65330, 67210, 70829, 71863, 83707, 84929, 95215, 97955, 99385, 141658, 143726, 167414, 169858, 190430, 195910, 198770, 209473, 247559, 354145, 359315, 418535, 418946, 424645, 495118, 708290, 718630, 837070, 849290, 895021, 920777, 934219, 1047365, 1237795, 1790042, 1841554, 1868438, 2094730, 2475590, 2723149, 4475105, 4603885, 4671095, 5446298, 8950210, 9207770, 9342190, 9845231, 11635273, 13615745, 19690462, 23270546, 27231490, 49226155, 58176365, 98452310, 116352730, 127988003, 255976006, 639940015, 1279880030]

約数ペア:

[(1, 1279880030), (2, 639940015), (5, 255976006), (10, 127988003), (11, 116352730), (13, 98452310), (22, 58176365), (26, 49226155), (47, 27231490), (55, 23270546), (65, 19690462), (94, 13615745), (110, 11635273), (130, 9845231), (137, 9342190), (139, 9207770), (143, 8950210), (235, 5446298), (274, 4671095), (278, 4603885), (286, 4475105), (470, 2723149), (517, 2475590), (611, 2094730), (685, 1868438), (695, 1841554), (715, 1790042), (1034, 1237795), (1222, 1047365), (1370, 934219), (1390, 920777), (1430, 895021), (1507, 849290), (1529, 837070), (1781, 718630), (1807, 708290), (2585, 495118), (3014, 424645), (3055, 418946), (3058, 418535), (3562, 359315), (3614, 354145), (5170, 247559), (6110, 209473), (6439, 198770), (6533, 195910), (6721, 190430), (7535, 169858), (7645, 167414), (8905, 143726), (9035, 141658), (12878, 99385), (13066, 97955), (13442, 95215), (15070, 84929), (15290, 83707), (17810, 71863), (18070, 70829), (19043, 67210), (19591, 65330), (19877, 64390), (32195, 39754), (32665, 39182), (33605, 38086)]