393559040

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 176

約数和(自身を含む): 1100467200

約数和(自身を除く): 706908160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 139, 140, 158, 160, 224, 256, 278, 280, 316, 320, 395, 448, 512, 553, 556, 560, 632, 640, 695, 790, 896, 973, 1024, 1106, 1112, 1120, 1264, 1280, 1390, 1580, 1792, 1946, 2212, 2224, 2240, 2528, 2560, 2765, 2780, 3160, 3584, 3892, 4424, 4448, 4480, 4865, 5056, 5120, 5530, 5560, 6320, 7168, 7784, 8848, 8896, 8960, 9730, 10112, 10981, 11060, 11120, 12640, 15568, 17696, 17792, 17920, 19460, 20224, 21962, 22120, 22240, 25280, 31136, 35392, 35584, 35840, 38920, 40448, 43924, 44240, 44480, 50560, 54905, 62272, 70784, 71168, 76867, 77840, 80896, 87848, 88480, 88960, 101120, 109810, 124544, 141568, 142336, 153734, 155680, 175696, 176960, 177920, 202240, 219620, 249088, 283136, 307468, 311360, 351392, 353920, 355840, 384335, 404480, 439240, 498176, 566272, 614936, 622720, 702784, 707840, 711680, 768670, 878480, 996352, 1229872, 1245440, 1405568, 1415680, 1537340, 1756960, 2459744, 2490880, 2811136, 2831360, 3074680, 3513920, 4919488, 4981760, 5622272, 6149360, 7027840, 9838976, 11244544, 12298720, 14055680, 19677952, 24597440, 28111360, 39355904, 49194880, 56222720, 78711808, 98389760, 196779520, 393559040]

約数ペア:

[(1, 393559040), (2, 196779520), (4, 98389760), (5, 78711808), (7, 56222720), (8, 49194880), (10, 39355904), (14, 28111360), (16, 24597440), (20, 19677952), (28, 14055680), (32, 12298720), (35, 11244544), (40, 9838976), (56, 7027840), (64, 6149360), (70, 5622272), (79, 4981760), (80, 4919488), (112, 3513920), (128, 3074680), (139, 2831360), (140, 2811136), (158, 2490880), (160, 2459744), (224, 1756960), (256, 1537340), (278, 1415680), (280, 1405568), (316, 1245440), (320, 1229872), (395, 996352), (448, 878480), (512, 768670), (553, 711680), (556, 707840), (560, 702784), (632, 622720), (640, 614936), (695, 566272), (790, 498176), (896, 439240), (973, 404480), (1024, 384335), (1106, 355840), (1112, 353920), (1120, 351392), (1264, 311360), (1280, 307468), (1390, 283136), (1580, 249088), (1792, 219620), (1946, 202240), (2212, 177920), (2224, 176960), (2240, 175696), (2528, 155680), (2560, 153734), (2765, 142336), (2780, 141568), (3160, 124544), (3584, 109810), (3892, 101120), (4424, 88960), (4448, 88480), (4480, 87848), (4865, 80896), (5056, 77840), (5120, 76867), (5530, 71168), (5560, 70784), (6320, 62272), (7168, 54905), (7784, 50560), (8848, 44480), (8896, 44240), (8960, 43924), (9730, 40448), (10112, 38920), (10981, 35840), (11060, 35584), (11120, 35392), (12640, 31136), (15568, 25280), (17696, 22240), (17792, 22120), (17920, 21962), (19460, 20224)]