201996320

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 495558000

約数和(自身を除く): 293561680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 149, 160, 185, 229, 296, 298, 370, 458, 592, 596, 740, 745, 916, 1145, 1184, 1192, 1480, 1490, 1832, 2290, 2384, 2960, 2980, 3664, 4580, 4768, 5513, 5920, 5960, 7328, 8473, 9160, 11026, 11920, 16946, 18320, 22052, 23840, 27565, 33892, 34121, 36640, 42365, 44104, 55130, 67784, 68242, 84730, 88208, 110260, 135568, 136484, 169460, 170605, 176416, 220520, 271136, 272968, 338920, 341210, 441040, 545936, 677840, 682420, 882080, 1091872, 1262477, 1355680, 1364840, 2524954, 2729680, 5049908, 5459360, 6312385, 10099816, 12624770, 20199632, 25249540, 40399264, 50499080, 100998160, 201996320]

約数ペア:

[(1, 201996320), (2, 100998160), (4, 50499080), (5, 40399264), (8, 25249540), (10, 20199632), (16, 12624770), (20, 10099816), (32, 6312385), (37, 5459360), (40, 5049908), (74, 2729680), (80, 2524954), (148, 1364840), (149, 1355680), (160, 1262477), (185, 1091872), (229, 882080), (296, 682420), (298, 677840), (370, 545936), (458, 441040), (592, 341210), (596, 338920), (740, 272968), (745, 271136), (916, 220520), (1145, 176416), (1184, 170605), (1192, 169460), (1480, 136484), (1490, 135568), (1832, 110260), (2290, 88208), (2384, 84730), (2960, 68242), (2980, 67784), (3664, 55130), (4580, 44104), (4768, 42365), (5513, 36640), (5920, 34121), (5960, 33892), (7328, 27565), (8473, 23840), (9160, 22052), (11026, 18320), (11920, 16946)]