645225264

素因数分解:

$2^4\times 3^5\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:917

約数の個数: 120

約数和(自身を含む): 1882712832

約数和(自身を除く): 1237487568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 263, 324, 432, 486, 526, 631, 648, 789, 972, 1052, 1262, 1296, 1578, 1893, 1944, 2104, 2367, 2524, 3156, 3786, 3888, 4208, 4734, 5048, 5679, 6312, 7101, 7572, 9468, 10096, 11358, 12624, 14202, 15144, 17037, 18936, 21303, 22716, 28404, 30288, 34074, 37872, 42606, 45432, 51111, 56808, 63909, 68148, 85212, 90864, 102222, 113616, 127818, 136296, 153333, 165953, 170424, 204444, 255636, 272592, 306666, 331906, 340848, 408888, 497859, 511272, 613332, 663812, 817776, 995718, 1022544, 1226664, 1327624, 1493577, 1991436, 2453328, 2655248, 2987154, 3982872, 4480731, 5974308, 7965744, 8961462, 11948616, 13442193, 17922924, 23897232, 26884386, 35845848, 40326579, 53768772, 71691696, 80653158, 107537544, 161306316, 215075088, 322612632, 645225264]

約数ペア:

[(1, 645225264), (2, 322612632), (3, 215075088), (4, 161306316), (6, 107537544), (8, 80653158), (9, 71691696), (12, 53768772), (16, 40326579), (18, 35845848), (24, 26884386), (27, 23897232), (36, 17922924), (48, 13442193), (54, 11948616), (72, 8961462), (81, 7965744), (108, 5974308), (144, 4480731), (162, 3982872), (216, 2987154), (243, 2655248), (263, 2453328), (324, 1991436), (432, 1493577), (486, 1327624), (526, 1226664), (631, 1022544), (648, 995718), (789, 817776), (972, 663812), (1052, 613332), (1262, 511272), (1296, 497859), (1578, 408888), (1893, 340848), (1944, 331906), (2104, 306666), (2367, 272592), (2524, 255636), (3156, 204444), (3786, 170424), (3888, 165953), (4208, 153333), (4734, 136296), (5048, 127818), (5679, 113616), (6312, 102222), (7101, 90864), (7572, 85212), (9468, 68148), (10096, 63909), (11358, 56808), (12624, 51111), (14202, 45432), (15144, 42606), (17037, 37872), (18936, 34074), (21303, 30288), (22716, 28404)]