247959040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 160

約数和(自身を含む): 691187904

約数和(自身を除く): 443228864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 128, 137, 140, 160, 202, 224, 256, 274, 280, 320, 404, 448, 505, 512, 548, 560, 640, 685, 707, 808, 896, 959, 1010, 1096, 1120, 1280, 1370, 1414, 1616, 1792, 1918, 2020, 2192, 2240, 2560, 2740, 2828, 3232, 3535, 3584, 3836, 4040, 4384, 4480, 4795, 5480, 5656, 6464, 7070, 7672, 8080, 8768, 8960, 9590, 10960, 11312, 12928, 13837, 14140, 15344, 16160, 17536, 17920, 19180, 21920, 22624, 25856, 27674, 28280, 30688, 32320, 35072, 38360, 43840, 45248, 51712, 55348, 56560, 61376, 64640, 69185, 70144, 76720, 87680, 90496, 96859, 110696, 113120, 122752, 129280, 138370, 153440, 175360, 180992, 193718, 221392, 226240, 245504, 258560, 276740, 306880, 350720, 361984, 387436, 442784, 452480, 484295, 491008, 553480, 613760, 774872, 885568, 904960, 968590, 1106960, 1227520, 1549744, 1771136, 1809920, 1937180, 2213920, 2455040, 3099488, 3542272, 3874360, 4427840, 6198976, 7084544, 7748720, 8855680, 12397952, 15497440, 17711360, 24795904, 30994880, 35422720, 49591808, 61989760, 123979520, 247959040]

約数ペア:

[(1, 247959040), (2, 123979520), (4, 61989760), (5, 49591808), (7, 35422720), (8, 30994880), (10, 24795904), (14, 17711360), (16, 15497440), (20, 12397952), (28, 8855680), (32, 7748720), (35, 7084544), (40, 6198976), (56, 4427840), (64, 3874360), (70, 3542272), (80, 3099488), (101, 2455040), (112, 2213920), (128, 1937180), (137, 1809920), (140, 1771136), (160, 1549744), (202, 1227520), (224, 1106960), (256, 968590), (274, 904960), (280, 885568), (320, 774872), (404, 613760), (448, 553480), (505, 491008), (512, 484295), (548, 452480), (560, 442784), (640, 387436), (685, 361984), (707, 350720), (808, 306880), (896, 276740), (959, 258560), (1010, 245504), (1096, 226240), (1120, 221392), (1280, 193718), (1370, 180992), (1414, 175360), (1616, 153440), (1792, 138370), (1918, 129280), (2020, 122752), (2192, 113120), (2240, 110696), (2560, 96859), (2740, 90496), (2828, 87680), (3232, 76720), (3535, 70144), (3584, 69185), (3836, 64640), (4040, 61376), (4384, 56560), (4480, 55348), (4795, 51712), (5480, 45248), (5656, 43840), (6464, 38360), (7070, 35072), (7672, 32320), (8080, 30688), (8768, 28280), (8960, 27674), (9590, 25856), (10960, 22624), (11312, 21920), (12928, 19180), (13837, 17920), (14140, 17536), (15344, 16160)]