19910114880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1177

約数の個数: 224

約数和(自身を含む): 64151377920

約数和(自身を除く): 44241263040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 160, 192, 214, 239, 240, 320, 321, 428, 478, 480, 535, 642, 717, 811, 856, 956, 960, 1070, 1195, 1284, 1434, 1605, 1622, 1712, 1912, 2140, 2390, 2433, 2568, 2868, 3210, 3244, 3424, 3585, 3824, 4055, 4280, 4780, 4866, 5136, 5736, 6420, 6488, 6848, 7170, 7648, 8110, 8560, 9560, 9732, 10272, 11472, 12165, 12840, 12976, 14340, 15296, 16220, 17120, 19120, 19464, 20544, 22944, 24330, 25573, 25680, 25952, 28680, 32440, 34240, 38240, 38928, 45888, 48660, 51146, 51360, 51904, 57360, 64880, 76480, 76719, 77856, 86777, 97320, 102292, 102720, 114720, 127865, 129760, 153438, 155712, 173554, 193829, 194640, 204584, 229440, 255730, 259520, 260331, 306876, 347108, 383595, 387658, 389280, 409168, 433885, 511460, 520662, 581487, 613752, 694216, 767190, 775316, 778560, 818336, 867770, 969145, 1022920, 1041324, 1162974, 1227504, 1301655, 1388432, 1534380, 1550632, 1636672, 1735540, 1938290, 2045840, 2082648, 2325948, 2455008, 2603310, 2776864, 2907435, 3068760, 3101264, 3471080, 3876580, 4091680, 4165296, 4651896, 4910016, 5206620, 5553728, 5814870, 6137520, 6202528, 6942160, 7753160, 8183360, 8330592, 9303792, 10413240, 11629740, 12275040, 12405056, 13884320, 15506320, 16661184, 18607584, 20739703, 20826480, 23259480, 24550080, 27768640, 31012640, 37215168, 41479406, 41652960, 46518960, 62025280, 62219109, 82958812, 83305920, 93037920, 103698515, 124438218, 165917624, 186075840, 207397030, 248876436, 311095545, 331835248, 414794060, 497752872, 622191090, 663670496, 829588120, 995505744, 1244382180, 1327340992, 1659176240, 1991011488, 2488764360, 3318352480, 3982022976, 4977528720, 6636704960, 9955057440, 19910114880]

約数ペア:

[(1, 19910114880), (2, 9955057440), (3, 6636704960), (4, 4977528720), (5, 3982022976), (6, 3318352480), (8, 2488764360), (10, 1991011488), (12, 1659176240), (15, 1327340992), (16, 1244382180), (20, 995505744), (24, 829588120), (30, 663670496), (32, 622191090), (40, 497752872), (48, 414794060), (60, 331835248), (64, 311095545), (80, 248876436), (96, 207397030), (107, 186075840), (120, 165917624), (160, 124438218), (192, 103698515), (214, 93037920), (239, 83305920), (240, 82958812), (320, 62219109), (321, 62025280), (428, 46518960), (478, 41652960), (480, 41479406), (535, 37215168), (642, 31012640), (717, 27768640), (811, 24550080), (856, 23259480), (956, 20826480), (960, 20739703), (1070, 18607584), (1195, 16661184), (1284, 15506320), (1434, 13884320), (1605, 12405056), (1622, 12275040), (1712, 11629740), (1912, 10413240), (2140, 9303792), (2390, 8330592), (2433, 8183360), (2568, 7753160), (2868, 6942160), (3210, 6202528), (3244, 6137520), (3424, 5814870), (3585, 5553728), (3824, 5206620), (4055, 4910016), (4280, 4651896), (4780, 4165296), (4866, 4091680), (5136, 3876580), (5736, 3471080), (6420, 3101264), (6488, 3068760), (6848, 2907435), (7170, 2776864), (7648, 2603310), (8110, 2455008), (8560, 2325948), (9560, 2082648), (9732, 2045840), (10272, 1938290), (11472, 1735540), (12165, 1636672), (12840, 1550632), (12976, 1534380), (14340, 1388432), (15296, 1301655), (16220, 1227504), (17120, 1162974), (19120, 1041324), (19464, 1022920), (20544, 969145), (22944, 867770), (24330, 818336), (25573, 778560), (25680, 775316), (25952, 767190), (28680, 694216), (32440, 613752), (34240, 581487), (38240, 520662), (38928, 511460), (45888, 433885), (48660, 409168), (51146, 389280), (51360, 387658), (51904, 383595), (57360, 347108), (64880, 306876), (76480, 260331), (76719, 259520), (77856, 255730), (86777, 229440), (97320, 204584), (102292, 194640), (102720, 193829), (114720, 173554), (127865, 155712), (129760, 153438)]