199438128

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1127

約数の個数: 120

約数和(自身を含む): 590120960

約数和(自身を除く): 390682832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 43, 48, 62, 72, 86, 93, 124, 129, 144, 172, 186, 248, 258, 279, 344, 372, 387, 496, 516, 558, 688, 744, 774, 1032, 1039, 1116, 1333, 1488, 1548, 2064, 2078, 2232, 2666, 3096, 3117, 3999, 4156, 4464, 5332, 6192, 6234, 7998, 8312, 9351, 10664, 11997, 12468, 15996, 16624, 18702, 21328, 23994, 24936, 31992, 32209, 37404, 44677, 47988, 49872, 63984, 64418, 74808, 89354, 95976, 96627, 128836, 134031, 149616, 178708, 191952, 193254, 257672, 268062, 289881, 357416, 386508, 402093, 515344, 536124, 579762, 714832, 773016, 804186, 1072248, 1159524, 1384987, 1546032, 1608372, 2144496, 2319048, 2769974, 3216744, 4154961, 4638096, 5539948, 6433488, 8309922, 11079896, 12464883, 16619844, 22159792, 24929766, 33239688, 49859532, 66479376, 99719064, 199438128]

約数ペア:

[(1, 199438128), (2, 99719064), (3, 66479376), (4, 49859532), (6, 33239688), (8, 24929766), (9, 22159792), (12, 16619844), (16, 12464883), (18, 11079896), (24, 8309922), (31, 6433488), (36, 5539948), (43, 4638096), (48, 4154961), (62, 3216744), (72, 2769974), (86, 2319048), (93, 2144496), (124, 1608372), (129, 1546032), (144, 1384987), (172, 1159524), (186, 1072248), (248, 804186), (258, 773016), (279, 714832), (344, 579762), (372, 536124), (387, 515344), (496, 402093), (516, 386508), (558, 357416), (688, 289881), (744, 268062), (774, 257672), (1032, 193254), (1039, 191952), (1116, 178708), (1333, 149616), (1488, 134031), (1548, 128836), (2064, 96627), (2078, 95976), (2232, 89354), (2666, 74808), (3096, 64418), (3117, 63984), (3999, 49872), (4156, 47988), (4464, 44677), (5332, 37404), (6192, 32209), (6234, 31992), (7998, 24936), (8312, 23994), (9351, 21328), (10664, 18702), (11997, 16624), (12468, 15996)]