251601984

素因数分解:

$2^6\times 3^3\times {\mathrm{145603}}^1$

素因数の和:145624

約数の個数: 56

約数和(自身を含む): 739668320

約数和(自身を除く): 488066336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 145603, 291206, 436809, 582412, 873618, 1164824, 1310427, 1747236, 2329648, 2620854, 3494472, 3931281, 4659296, 5241708, 6988944, 7862562, 9318592, 10483416, 13977888, 15725124, 20966832, 27955776, 31450248, 41933664, 62900496, 83867328, 125800992, 251601984]

約数ペア:

[(1, 251601984), (2, 125800992), (3, 83867328), (4, 62900496), (6, 41933664), (8, 31450248), (9, 27955776), (12, 20966832), (16, 15725124), (18, 13977888), (24, 10483416), (27, 9318592), (32, 7862562), (36, 6988944), (48, 5241708), (54, 4659296), (64, 3931281), (72, 3494472), (96, 2620854), (108, 2329648), (144, 1747236), (192, 1310427), (216, 1164824), (288, 873618), (432, 582412), (576, 436809), (864, 291206), (1728, 145603)]