123387984

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{19927}}^1$

素因数の和:19984

約数の個数: 60

約数和(自身を含む): 353363296

約数和(自身を除く): 229975312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1548, 2064, 3096, 6192, 19927, 39854, 59781, 79708, 119562, 159416, 179343, 239124, 318832, 358686, 478248, 717372, 856861, 956496, 1434744, 1713722, 2570583, 2869488, 3427444, 5141166, 6854888, 7711749, 10282332, 13709776, 15423498, 20564664, 30846996, 41129328, 61693992, 123387984]

約数ペア:

[(1, 123387984), (2, 61693992), (3, 41129328), (4, 30846996), (6, 20564664), (8, 15423498), (9, 13709776), (12, 10282332), (16, 7711749), (18, 6854888), (24, 5141166), (36, 3427444), (43, 2869488), (48, 2570583), (72, 1713722), (86, 1434744), (129, 956496), (144, 856861), (172, 717372), (258, 478248), (344, 358686), (387, 318832), (516, 239124), (688, 179343), (774, 159416), (1032, 119562), (1548, 79708), (2064, 59781), (3096, 39854), (6192, 19927)]