257423904

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{14653}}^1$

素因数の和:14730

約数の個数: 72

約数和(自身を含む): 744100812

約数和(自身を除く): 486676908

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, 8784, 14653, 17568, 29306, 43959, 58612, 87918, 117224, 131877, 175836, 234448, 263754, 351672, 468896, 527508, 703344, 893833, 1055016, 1406688, 1787666, 2110032, 2681499, 3575332, 4220064, 5362998, 7150664, 8044497, 10725996, 14301328, 16088994, 21451992, 28602656, 32177988, 42903984, 64355976, 85807968, 128711952, 257423904]

約数ペア:

[(1, 257423904), (2, 128711952), (3, 85807968), (4, 64355976), (6, 42903984), (8, 32177988), (9, 28602656), (12, 21451992), (16, 16088994), (18, 14301328), (24, 10725996), (32, 8044497), (36, 7150664), (48, 5362998), (61, 4220064), (72, 3575332), (96, 2681499), (122, 2110032), (144, 1787666), (183, 1406688), (244, 1055016), (288, 893833), (366, 703344), (488, 527508), (549, 468896), (732, 351672), (976, 263754), (1098, 234448), (1464, 175836), (1952, 131877), (2196, 117224), (2928, 87918), (4392, 58612), (5856, 43959), (8784, 29306), (14653, 17568)]