420758784

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 216

約数和(自身を含む): 1290761472

約数和(自身を除く): 870002688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 64, 72, 86, 93, 96, 124, 128, 129, 137, 144, 172, 186, 192, 248, 256, 258, 274, 279, 288, 344, 372, 384, 387, 411, 496, 516, 548, 558, 576, 688, 744, 768, 774, 822, 992, 1032, 1096, 1116, 1152, 1233, 1333, 1376, 1488, 1548, 1644, 1984, 2064, 2192, 2232, 2304, 2466, 2666, 2752, 2976, 3096, 3288, 3968, 3999, 4128, 4247, 4384, 4464, 4932, 5332, 5504, 5891, 5952, 6192, 6576, 7936, 7998, 8256, 8494, 8768, 8928, 9864, 10664, 11008, 11782, 11904, 11997, 12384, 12741, 13152, 15996, 16512, 16988, 17536, 17673, 17856, 19728, 21328, 23564, 23808, 23994, 24768, 25482, 26304, 31992, 33024, 33976, 35072, 35346, 35712, 38223, 39456, 42656, 47128, 47988, 49536, 50964, 52608, 53019, 63984, 67952, 70692, 71424, 76446, 78912, 85312, 94256, 95976, 99072, 101928, 105216, 106038, 127968, 135904, 141384, 152892, 157824, 170624, 182621, 188512, 191952, 203856, 212076, 255936, 271808, 282768, 305784, 315648, 341248, 365242, 377024, 383904, 407712, 424152, 511872, 543616, 547863, 565536, 611568, 730484, 754048, 767808, 815424, 848304, 1023744, 1087232, 1095726, 1131072, 1223136, 1460968, 1508096, 1535616, 1630848, 1643589, 1696608, 2191452, 2262144, 2446272, 2921936, 3071232, 3261696, 3287178, 3393216, 4382904, 4524288, 4892544, 5843872, 6574356, 6786432, 8765808, 9785088, 11687744, 13148712, 13572864, 17531616, 23375488, 26297424, 35063232, 46750976, 52594848, 70126464, 105189696, 140252928, 210379392, 420758784]

約数ペア:

[(1, 420758784), (2, 210379392), (3, 140252928), (4, 105189696), (6, 70126464), (8, 52594848), (9, 46750976), (12, 35063232), (16, 26297424), (18, 23375488), (24, 17531616), (31, 13572864), (32, 13148712), (36, 11687744), (43, 9785088), (48, 8765808), (62, 6786432), (64, 6574356), (72, 5843872), (86, 4892544), (93, 4524288), (96, 4382904), (124, 3393216), (128, 3287178), (129, 3261696), (137, 3071232), (144, 2921936), (172, 2446272), (186, 2262144), (192, 2191452), (248, 1696608), (256, 1643589), (258, 1630848), (274, 1535616), (279, 1508096), (288, 1460968), (344, 1223136), (372, 1131072), (384, 1095726), (387, 1087232), (411, 1023744), (496, 848304), (516, 815424), (548, 767808), (558, 754048), (576, 730484), (688, 611568), (744, 565536), (768, 547863), (774, 543616), (822, 511872), (992, 424152), (1032, 407712), (1096, 383904), (1116, 377024), (1152, 365242), (1233, 341248), (1333, 315648), (1376, 305784), (1488, 282768), (1548, 271808), (1644, 255936), (1984, 212076), (2064, 203856), (2192, 191952), (2232, 188512), (2304, 182621), (2466, 170624), (2666, 157824), (2752, 152892), (2976, 141384), (3096, 135904), (3288, 127968), (3968, 106038), (3999, 105216), (4128, 101928), (4247, 99072), (4384, 95976), (4464, 94256), (4932, 85312), (5332, 78912), (5504, 76446), (5891, 71424), (5952, 70692), (6192, 67952), (6576, 63984), (7936, 53019), (7998, 52608), (8256, 50964), (8494, 49536), (8768, 47988), (8928, 47128), (9864, 42656), (10664, 39456), (11008, 38223), (11782, 35712), (11904, 35346), (11997, 35072), (12384, 33976), (12741, 33024), (13152, 31992), (15996, 26304), (16512, 25482), (16988, 24768), (17536, 23994), (17673, 23808), (17856, 23564), (19728, 21328)]