2681566160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 240

約数和(自身を含む): 7902900432

約数和(自身を除く): 5221334272

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 101, 104, 112, 130, 140, 182, 196, 202, 208, 245, 260, 280, 364, 392, 404, 455, 490, 505, 520, 521, 560, 637, 707, 728, 784, 808, 910, 980, 1010, 1040, 1042, 1274, 1313, 1414, 1456, 1616, 1820, 1960, 2020, 2084, 2548, 2605, 2626, 2828, 3185, 3535, 3640, 3647, 3920, 4040, 4168, 4949, 5096, 5210, 5252, 5656, 6370, 6565, 6773, 7070, 7280, 7294, 8080, 8336, 9191, 9898, 10192, 10420, 10504, 11312, 12740, 13130, 13546, 14140, 14588, 18235, 18382, 19796, 20840, 21008, 24745, 25480, 25529, 26260, 27092, 28280, 29176, 33865, 36470, 36764, 39592, 41680, 45955, 47411, 49490, 50960, 51058, 52520, 52621, 54184, 56560, 58352, 64337, 67730, 72940, 73528, 79184, 91910, 94822, 98980, 102116, 105040, 105242, 108368, 127645, 128674, 135460, 145880, 147056, 183820, 189644, 197960, 204232, 210484, 237055, 255290, 257348, 263105, 270920, 291760, 321685, 331877, 367640, 368347, 379288, 395920, 408464, 420968, 474110, 510580, 514696, 526210, 541840, 643370, 663754, 684073, 735280, 736694, 758576, 841936, 948220, 1021160, 1029392, 1052420, 1286740, 1327508, 1368146, 1473388, 1659385, 1841735, 1896440, 2042320, 2104840, 2573480, 2578429, 2655016, 2736292, 2946776, 3318770, 3420365, 3683470, 3792880, 4209680, 4788511, 5146960, 5156858, 5310032, 5472584, 5893552, 6637540, 6840730, 7366940, 9577022, 10313716, 10945168, 12892145, 13275080, 13681460, 14733880, 19154044, 20627432, 23942555, 25784290, 26550160, 27362920, 29467760, 33519577, 38308088, 41254864, 47885110, 51568580, 54725840, 67039154, 76616176, 95770220, 103137160, 134078308, 167597885, 191540440, 206274320, 268156616, 335195770, 383080880, 536313232, 670391540, 1340783080, 2681566160]

約数ペア:

[(1, 2681566160), (2, 1340783080), (4, 670391540), (5, 536313232), (7, 383080880), (8, 335195770), (10, 268156616), (13, 206274320), (14, 191540440), (16, 167597885), (20, 134078308), (26, 103137160), (28, 95770220), (35, 76616176), (40, 67039154), (49, 54725840), (52, 51568580), (56, 47885110), (65, 41254864), (70, 38308088), (80, 33519577), (91, 29467760), (98, 27362920), (101, 26550160), (104, 25784290), (112, 23942555), (130, 20627432), (140, 19154044), (182, 14733880), (196, 13681460), (202, 13275080), (208, 12892145), (245, 10945168), (260, 10313716), (280, 9577022), (364, 7366940), (392, 6840730), (404, 6637540), (455, 5893552), (490, 5472584), (505, 5310032), (520, 5156858), (521, 5146960), (560, 4788511), (637, 4209680), (707, 3792880), (728, 3683470), (784, 3420365), (808, 3318770), (910, 2946776), (980, 2736292), (1010, 2655016), (1040, 2578429), (1042, 2573480), (1274, 2104840), (1313, 2042320), (1414, 1896440), (1456, 1841735), (1616, 1659385), (1820, 1473388), (1960, 1368146), (2020, 1327508), (2084, 1286740), (2548, 1052420), (2605, 1029392), (2626, 1021160), (2828, 948220), (3185, 841936), (3535, 758576), (3640, 736694), (3647, 735280), (3920, 684073), (4040, 663754), (4168, 643370), (4949, 541840), (5096, 526210), (5210, 514696), (5252, 510580), (5656, 474110), (6370, 420968), (6565, 408464), (6773, 395920), (7070, 379288), (7280, 368347), (7294, 367640), (8080, 331877), (8336, 321685), (9191, 291760), (9898, 270920), (10192, 263105), (10420, 257348), (10504, 255290), (11312, 237055), (12740, 210484), (13130, 204232), (13546, 197960), (14140, 189644), (14588, 183820), (18235, 147056), (18382, 145880), (19796, 135460), (20840, 128674), (21008, 127645), (24745, 108368), (25480, 105242), (25529, 105040), (26260, 102116), (27092, 98980), (28280, 94822), (29176, 91910), (33865, 79184), (36470, 73528), (36764, 72940), (39592, 67730), (41680, 64337), (45955, 58352), (47411, 56560), (49490, 54184), (50960, 52621), (51058, 52520)]