245557332

素因数分解:

$2^2\times 3^5\times {\mathrm{257}}^1\times {\mathrm{983}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 646865856

約数和(自身を除く): 401308524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 257, 324, 486, 514, 771, 972, 983, 1028, 1542, 1966, 2313, 2949, 3084, 3932, 4626, 5898, 6939, 8847, 9252, 11796, 13878, 17694, 20817, 26541, 27756, 35388, 41634, 53082, 62451, 79623, 83268, 106164, 124902, 159246, 238869, 249804, 252631, 318492, 477738, 505262, 757893, 955476, 1010524, 1515786, 2273679, 3031572, 4547358, 6821037, 9094716, 13642074, 20463111, 27284148, 40926222, 61389333, 81852444, 122778666, 245557332]

約数ペア:

[(1, 245557332), (2, 122778666), (3, 81852444), (4, 61389333), (6, 40926222), (9, 27284148), (12, 20463111), (18, 13642074), (27, 9094716), (36, 6821037), (54, 4547358), (81, 3031572), (108, 2273679), (162, 1515786), (243, 1010524), (257, 955476), (324, 757893), (486, 505262), (514, 477738), (771, 318492), (972, 252631), (983, 249804), (1028, 238869), (1542, 159246), (1966, 124902), (2313, 106164), (2949, 83268), (3084, 79623), (3932, 62451), (4626, 53082), (5898, 41634), (6939, 35388), (8847, 27756), (9252, 26541), (11796, 20817), (13878, 17694)]