1291365264

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{123979}}^1$

素因数の和:124028

約数の個数: 80

約数和(自身を含む): 3935621120

約数和(自身を除く): 2644255856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 123979, 247958, 371937, 495916, 743874, 867853, 991832, 1487748, 1735706, 1983664, 2603559, 2975496, 3471412, 3843349, 5207118, 5950992, 6942824, 7686698, 10414236, 11530047, 13885648, 15373396, 20828472, 23060094, 26903443, 30746792, 41656944, 46120188, 53806886, 61493584, 80710329, 92240376, 107613772, 161420658, 184480752, 215227544, 322841316, 430455088, 645682632, 1291365264]

約数ペア:

[(1, 1291365264), (2, 645682632), (3, 430455088), (4, 322841316), (6, 215227544), (7, 184480752), (8, 161420658), (12, 107613772), (14, 92240376), (16, 80710329), (21, 61493584), (24, 53806886), (28, 46120188), (31, 41656944), (42, 30746792), (48, 26903443), (56, 23060094), (62, 20828472), (84, 15373396), (93, 13885648), (112, 11530047), (124, 10414236), (168, 7686698), (186, 6942824), (217, 5950992), (248, 5207118), (336, 3843349), (372, 3471412), (434, 2975496), (496, 2603559), (651, 1983664), (744, 1735706), (868, 1487748), (1302, 991832), (1488, 867853), (1736, 743874), (2604, 495916), (3472, 371937), (5208, 247958), (10416, 123979)]