129256128

素因数分解:

$2^6\times 3^3\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:723

約数の個数: 112

約数和(自身を含む): 383560320

約数和(自身を除く): 254304192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 131, 144, 192, 216, 262, 288, 393, 432, 524, 571, 576, 786, 864, 1048, 1142, 1179, 1572, 1713, 1728, 2096, 2284, 2358, 3144, 3426, 3537, 4192, 4568, 4716, 5139, 6288, 6852, 7074, 8384, 9136, 9432, 10278, 12576, 13704, 14148, 15417, 18272, 18864, 20556, 25152, 27408, 28296, 30834, 36544, 37728, 41112, 54816, 56592, 61668, 74801, 75456, 82224, 109632, 113184, 123336, 149602, 164448, 224403, 226368, 246672, 299204, 328896, 448806, 493344, 598408, 673209, 897612, 986688, 1196816, 1346418, 1795224, 2019627, 2393632, 2692836, 3590448, 4039254, 4787264, 5385672, 7180896, 8078508, 10771344, 14361792, 16157016, 21542688, 32314032, 43085376, 64628064, 129256128]

約数ペア:

[(1, 129256128), (2, 64628064), (3, 43085376), (4, 32314032), (6, 21542688), (8, 16157016), (9, 14361792), (12, 10771344), (16, 8078508), (18, 7180896), (24, 5385672), (27, 4787264), (32, 4039254), (36, 3590448), (48, 2692836), (54, 2393632), (64, 2019627), (72, 1795224), (96, 1346418), (108, 1196816), (131, 986688), (144, 897612), (192, 673209), (216, 598408), (262, 493344), (288, 448806), (393, 328896), (432, 299204), (524, 246672), (571, 226368), (576, 224403), (786, 164448), (864, 149602), (1048, 123336), (1142, 113184), (1179, 109632), (1572, 82224), (1713, 75456), (1728, 74801), (2096, 61668), (2284, 56592), (2358, 54816), (3144, 41112), (3426, 37728), (3537, 36544), (4192, 30834), (4568, 28296), (4716, 27408), (5139, 25152), (6288, 20556), (6852, 18864), (7074, 18272), (8384, 15417), (9136, 14148), (9432, 13704), (10278, 12576)]