221307064

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 471570120

約数和(自身を除く): 250263056

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 121, 148, 167, 242, 296, 334, 407, 484, 668, 814, 968, 1336, 1369, 1628, 1837, 2738, 3256, 3674, 4477, 5476, 6179, 7348, 8954, 10952, 12358, 14696, 15059, 17908, 20207, 24716, 30118, 35816, 40414, 49432, 60236, 67969, 80828, 120472, 135938, 161656, 165649, 228623, 271876, 331298, 457246, 543752, 662596, 747659, 914492, 1325192, 1495318, 1828984, 2514853, 2990636, 5029706, 5981272, 10059412, 20118824, 27663383, 55326766, 110653532, 221307064]

約数ペア:

[(1, 221307064), (2, 110653532), (4, 55326766), (8, 27663383), (11, 20118824), (22, 10059412), (37, 5981272), (44, 5029706), (74, 2990636), (88, 2514853), (121, 1828984), (148, 1495318), (167, 1325192), (242, 914492), (296, 747659), (334, 662596), (407, 543752), (484, 457246), (668, 331298), (814, 271876), (968, 228623), (1336, 165649), (1369, 161656), (1628, 135938), (1837, 120472), (2738, 80828), (3256, 67969), (3674, 60236), (4477, 49432), (5476, 40414), (6179, 35816), (7348, 30118), (8954, 24716), (10952, 20207), (12358, 17908), (14696, 15059)]