145550440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 396264960

約数和(自身を除く): 250714520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 97, 115, 140, 161, 184, 194, 230, 233, 280, 322, 388, 460, 466, 485, 644, 679, 776, 805, 920, 932, 970, 1165, 1288, 1358, 1610, 1631, 1864, 1940, 2231, 2330, 2716, 3220, 3262, 3395, 3880, 4462, 4660, 5359, 5432, 6440, 6524, 6790, 8155, 8924, 9320, 10718, 11155, 13048, 13580, 15617, 16310, 17848, 21436, 22310, 22601, 26795, 27160, 31234, 32620, 37513, 42872, 44620, 45202, 53590, 62468, 65240, 75026, 78085, 89240, 90404, 107180, 113005, 124936, 150052, 156170, 158207, 180808, 187565, 214360, 226010, 300104, 312340, 316414, 375130, 452020, 519823, 624680, 632828, 750260, 791035, 904040, 1039646, 1265656, 1500520, 1582070, 2079292, 2599115, 3164140, 3638761, 4158584, 5198230, 6328280, 7277522, 10396460, 14555044, 18193805, 20792920, 29110088, 36387610, 72775220, 145550440]

約数ペア:

[(1, 145550440), (2, 72775220), (4, 36387610), (5, 29110088), (7, 20792920), (8, 18193805), (10, 14555044), (14, 10396460), (20, 7277522), (23, 6328280), (28, 5198230), (35, 4158584), (40, 3638761), (46, 3164140), (56, 2599115), (70, 2079292), (92, 1582070), (97, 1500520), (115, 1265656), (140, 1039646), (161, 904040), (184, 791035), (194, 750260), (230, 632828), (233, 624680), (280, 519823), (322, 452020), (388, 375130), (460, 316414), (466, 312340), (485, 300104), (644, 226010), (679, 214360), (776, 187565), (805, 180808), (920, 158207), (932, 156170), (970, 150052), (1165, 124936), (1288, 113005), (1358, 107180), (1610, 90404), (1631, 89240), (1864, 78085), (1940, 75026), (2231, 65240), (2330, 62468), (2716, 53590), (3220, 45202), (3262, 44620), (3395, 42872), (3880, 37513), (4462, 32620), (4660, 31234), (5359, 27160), (5432, 26795), (6440, 22601), (6524, 22310), (6790, 21436), (8155, 17848), (8924, 16310), (9320, 15617), (10718, 13580), (11155, 13048)]