339691520

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{677}}^1$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 949532220

約数和(自身を除く): 609840700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 677, 784, 896, 980, 1024, 1120, 1280, 1354, 1568, 1792, 1960, 2048, 2240, 2560, 2708, 3136, 3385, 3584, 3920, 4480, 4739, 5120, 5416, 6272, 6770, 7168, 7840, 8960, 9478, 10240, 10832, 12544, 13540, 14336, 15680, 17920, 18956, 21664, 23695, 25088, 27080, 31360, 33173, 35840, 37912, 43328, 47390, 50176, 54160, 62720, 66346, 71680, 75824, 86656, 94780, 100352, 108320, 125440, 132692, 151648, 165865, 173312, 189560, 216640, 250880, 265384, 303296, 331730, 346624, 379120, 433280, 501760, 530768, 606592, 663460, 693248, 758240, 866560, 1061536, 1213184, 1326920, 1386496, 1516480, 1733120, 2123072, 2426368, 2653840, 3032960, 3466240, 4246144, 4852736, 5307680, 6065920, 6932480, 8492288, 9705472, 10615360, 12131840, 16984576, 21230720, 24263680, 33969152, 42461440, 48527360, 67938304, 84922880, 169845760, 339691520]

約数ペア:

[(1, 339691520), (2, 169845760), (4, 84922880), (5, 67938304), (7, 48527360), (8, 42461440), (10, 33969152), (14, 24263680), (16, 21230720), (20, 16984576), (28, 12131840), (32, 10615360), (35, 9705472), (40, 8492288), (49, 6932480), (56, 6065920), (64, 5307680), (70, 4852736), (80, 4246144), (98, 3466240), (112, 3032960), (128, 2653840), (140, 2426368), (160, 2123072), (196, 1733120), (224, 1516480), (245, 1386496), (256, 1326920), (280, 1213184), (320, 1061536), (392, 866560), (448, 758240), (490, 693248), (512, 663460), (560, 606592), (640, 530768), (677, 501760), (784, 433280), (896, 379120), (980, 346624), (1024, 331730), (1120, 303296), (1280, 265384), (1354, 250880), (1568, 216640), (1792, 189560), (1960, 173312), (2048, 165865), (2240, 151648), (2560, 132692), (2708, 125440), (3136, 108320), (3385, 100352), (3584, 94780), (3920, 86656), (4480, 75824), (4739, 71680), (5120, 66346), (5416, 62720), (6272, 54160), (6770, 50176), (7168, 47390), (7840, 43328), (8960, 37912), (9478, 35840), (10240, 33173), (10832, 31360), (12544, 27080), (13540, 25088), (14336, 23695), (15680, 21664), (17920, 18956)]