39745440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{3943}}^1$

素因数の和:3971

約数の個数: 144

約数和(自身を含む): 155046528

約数和(自身を除く): 115301088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 3943, 5040, 7886, 10080, 11829, 15772, 19715, 23658, 27601, 31544, 35487, 39430, 47316, 55202, 59145, 63088, 70974, 78860, 82803, 94632, 110404, 118290, 126176, 138005, 141948, 157720, 165606, 177435, 189264, 220808, 236580, 248409, 276010, 283896, 315440, 331212, 354870, 378528, 414015, 441616, 473160, 496818, 552020, 567792, 630880, 662424, 709740, 828030, 883232, 946320, 993636, 1104040, 1135584, 1242045, 1324848, 1419480, 1656060, 1892640, 1987272, 2208080, 2484090, 2649696, 2838960, 3312120, 3974544, 4416160, 4968180, 5677920, 6624240, 7949088, 9936360, 13248480, 19872720, 39745440]

約数ペア:

[(1, 39745440), (2, 19872720), (3, 13248480), (4, 9936360), (5, 7949088), (6, 6624240), (7, 5677920), (8, 4968180), (9, 4416160), (10, 3974544), (12, 3312120), (14, 2838960), (15, 2649696), (16, 2484090), (18, 2208080), (20, 1987272), (21, 1892640), (24, 1656060), (28, 1419480), (30, 1324848), (32, 1242045), (35, 1135584), (36, 1104040), (40, 993636), (42, 946320), (45, 883232), (48, 828030), (56, 709740), (60, 662424), (63, 630880), (70, 567792), (72, 552020), (80, 496818), (84, 473160), (90, 441616), (96, 414015), (105, 378528), (112, 354870), (120, 331212), (126, 315440), (140, 283896), (144, 276010), (160, 248409), (168, 236580), (180, 220808), (210, 189264), (224, 177435), (240, 165606), (252, 157720), (280, 141948), (288, 138005), (315, 126176), (336, 118290), (360, 110404), (420, 94632), (480, 82803), (504, 78860), (560, 70974), (630, 63088), (672, 59145), (720, 55202), (840, 47316), (1008, 39430), (1120, 35487), (1260, 31544), (1440, 27601), (1680, 23658), (2016, 19715), (2520, 15772), (3360, 11829), (3943, 10080), (5040, 7886)]