2016990080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 256

約数和(自身を含む): 5757696000

約数和(自身を除く): 3740705920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 79, 80, 82, 112, 128, 139, 140, 158, 160, 164, 205, 224, 278, 280, 287, 316, 320, 328, 395, 410, 448, 553, 556, 560, 574, 632, 640, 656, 695, 790, 820, 896, 973, 1106, 1112, 1120, 1148, 1264, 1312, 1390, 1435, 1580, 1640, 1946, 2212, 2224, 2240, 2296, 2528, 2624, 2765, 2780, 2870, 3160, 3239, 3280, 3892, 4424, 4448, 4480, 4592, 4865, 5056, 5248, 5530, 5560, 5699, 5740, 6320, 6478, 6560, 7784, 8848, 8896, 9184, 9730, 10112, 10981, 11060, 11120, 11398, 11480, 12640, 12956, 13120, 15568, 16195, 17696, 17792, 18368, 19460, 21962, 22120, 22240, 22673, 22796, 22960, 25280, 25912, 26240, 28495, 31136, 32390, 35392, 36736, 38920, 39893, 43924, 44240, 44480, 45346, 45592, 45920, 50560, 51824, 54905, 56990, 62272, 64780, 70784, 76867, 77840, 79786, 87848, 88480, 88960, 90692, 91184, 91840, 103648, 109810, 113365, 113980, 124544, 129560, 153734, 155680, 159572, 175696, 176960, 181384, 182368, 183680, 199465, 207296, 219620, 226730, 227960, 259120, 307468, 311360, 319144, 351392, 353920, 362768, 364736, 384335, 398930, 414592, 439240, 450221, 453460, 455920, 518240, 614936, 622720, 638288, 702784, 725536, 729472, 768670, 797860, 878480, 900442, 906920, 911840, 1036480, 1229872, 1276576, 1405568, 1451072, 1537340, 1595720, 1756960, 1800884, 1813840, 1823680, 2072960, 2251105, 2459744, 2553152, 2902144, 3074680, 3151547, 3191440, 3513920, 3601768, 3627680, 3647360, 4502210, 4919488, 5106304, 6149360, 6303094, 6382880, 7027840, 7203536, 7255360, 9004420, 9838976, 12298720, 12606188, 12765760, 14407072, 14510720, 15757735, 18008840, 24597440, 25212376, 25531520, 28814144, 31515470, 36017680, 49194880, 50424752, 57628288, 63030940, 72035360, 100849504, 126061880, 144070720, 201699008, 252123760, 288141440, 403398016, 504247520, 1008495040, 2016990080]

約数ペア:

[(1, 2016990080), (2, 1008495040), (4, 504247520), (5, 403398016), (7, 288141440), (8, 252123760), (10, 201699008), (14, 144070720), (16, 126061880), (20, 100849504), (28, 72035360), (32, 63030940), (35, 57628288), (40, 50424752), (41, 49194880), (56, 36017680), (64, 31515470), (70, 28814144), (79, 25531520), (80, 25212376), (82, 24597440), (112, 18008840), (128, 15757735), (139, 14510720), (140, 14407072), (158, 12765760), (160, 12606188), (164, 12298720), (205, 9838976), (224, 9004420), (278, 7255360), (280, 7203536), (287, 7027840), (316, 6382880), (320, 6303094), (328, 6149360), (395, 5106304), (410, 4919488), (448, 4502210), (553, 3647360), (556, 3627680), (560, 3601768), (574, 3513920), (632, 3191440), (640, 3151547), (656, 3074680), (695, 2902144), (790, 2553152), (820, 2459744), (896, 2251105), (973, 2072960), (1106, 1823680), (1112, 1813840), (1120, 1800884), (1148, 1756960), (1264, 1595720), (1312, 1537340), (1390, 1451072), (1435, 1405568), (1580, 1276576), (1640, 1229872), (1946, 1036480), (2212, 911840), (2224, 906920), (2240, 900442), (2296, 878480), (2528, 797860), (2624, 768670), (2765, 729472), (2780, 725536), (2870, 702784), (3160, 638288), (3239, 622720), (3280, 614936), (3892, 518240), (4424, 455920), (4448, 453460), (4480, 450221), (4592, 439240), (4865, 414592), (5056, 398930), (5248, 384335), (5530, 364736), (5560, 362768), (5699, 353920), (5740, 351392), (6320, 319144), (6478, 311360), (6560, 307468), (7784, 259120), (8848, 227960), (8896, 226730), (9184, 219620), (9730, 207296), (10112, 199465), (10981, 183680), (11060, 182368), (11120, 181384), (11398, 176960), (11480, 175696), (12640, 159572), (12956, 155680), (13120, 153734), (15568, 129560), (16195, 124544), (17696, 113980), (17792, 113365), (18368, 109810), (19460, 103648), (21962, 91840), (22120, 91184), (22240, 90692), (22673, 88960), (22796, 88480), (22960, 87848), (25280, 79786), (25912, 77840), (26240, 76867), (28495, 70784), (31136, 64780), (32390, 62272), (35392, 56990), (36736, 54905), (38920, 51824), (39893, 50560), (43924, 45920), (44240, 45592), (44480, 45346)]