128404512

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{7309}}^1$

素因数の和:7386

約数の個数: 72

約数和(自身を含む): 371187180

約数和(自身を除く): 242782668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 5856, 7309, 8784, 14618, 17568, 21927, 29236, 43854, 58472, 65781, 87708, 116944, 131562, 175416, 233888, 263124, 350832, 445849, 526248, 701664, 891698, 1052496, 1337547, 1783396, 2104992, 2675094, 3566792, 4012641, 5350188, 7133584, 8025282, 10700376, 14267168, 16050564, 21400752, 32101128, 42801504, 64202256, 128404512]

約数ペア:

[(1, 128404512), (2, 64202256), (3, 42801504), (4, 32101128), (6, 21400752), (8, 16050564), (9, 14267168), (12, 10700376), (16, 8025282), (18, 7133584), (24, 5350188), (32, 4012641), (36, 3566792), (48, 2675094), (61, 2104992), (72, 1783396), (96, 1337547), (122, 1052496), (144, 891698), (183, 701664), (244, 526248), (288, 445849), (366, 350832), (488, 263124), (549, 233888), (732, 175416), (976, 131562), (1098, 116944), (1464, 87708), (1952, 65781), (2196, 58472), (2928, 43854), (4392, 29236), (5856, 21927), (7309, 17568), (8784, 14618)]