287118832

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 768305736

約数和(自身を除く): 481186904

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 169, 176, 182, 196, 197, 208, 286, 308, 338, 364, 392, 394, 539, 572, 616, 637, 676, 728, 784, 788, 1001, 1078, 1144, 1183, 1232, 1274, 1352, 1379, 1456, 1576, 1859, 2002, 2156, 2167, 2288, 2366, 2548, 2561, 2704, 2758, 3152, 3718, 4004, 4312, 4334, 4732, 5096, 5122, 5516, 7007, 7436, 8008, 8281, 8624, 8668, 9464, 9653, 10192, 10244, 11032, 13013, 14014, 14872, 15169, 16016, 16562, 17336, 17927, 18928, 19306, 20488, 22064, 26026, 28028, 28171, 29744, 30338, 33124, 33293, 34672, 35854, 38612, 40976, 52052, 56056, 56342, 60676, 66248, 66586, 71708, 77224, 91091, 104104, 106183, 112112, 112684, 121352, 125489, 132496, 133172, 143416, 154448, 182182, 197197, 208208, 212366, 225368, 233051, 242704, 250978, 266344, 286832, 364364, 366223, 394394, 424732, 450736, 466102, 501956, 532688, 728728, 732446, 788788, 849464, 932204, 1003912, 1380379, 1457456, 1464892, 1577576, 1631357, 1698928, 1864408, 2007824, 2563561, 2760758, 2929784, 3155152, 3262714, 3728816, 5127122, 5521516, 5859568, 6525428, 10254244, 11043032, 13050856, 17944927, 20508488, 22086064, 26101712, 35889854, 41016976, 71779708, 143559416, 287118832]

約数ペア:

[(1, 287118832), (2, 143559416), (4, 71779708), (7, 41016976), (8, 35889854), (11, 26101712), (13, 22086064), (14, 20508488), (16, 17944927), (22, 13050856), (26, 11043032), (28, 10254244), (44, 6525428), (49, 5859568), (52, 5521516), (56, 5127122), (77, 3728816), (88, 3262714), (91, 3155152), (98, 2929784), (104, 2760758), (112, 2563561), (143, 2007824), (154, 1864408), (169, 1698928), (176, 1631357), (182, 1577576), (196, 1464892), (197, 1457456), (208, 1380379), (286, 1003912), (308, 932204), (338, 849464), (364, 788788), (392, 732446), (394, 728728), (539, 532688), (572, 501956), (616, 466102), (637, 450736), (676, 424732), (728, 394394), (784, 366223), (788, 364364), (1001, 286832), (1078, 266344), (1144, 250978), (1183, 242704), (1232, 233051), (1274, 225368), (1352, 212366), (1379, 208208), (1456, 197197), (1576, 182182), (1859, 154448), (2002, 143416), (2156, 133172), (2167, 132496), (2288, 125489), (2366, 121352), (2548, 112684), (2561, 112112), (2704, 106183), (2758, 104104), (3152, 91091), (3718, 77224), (4004, 71708), (4312, 66586), (4334, 66248), (4732, 60676), (5096, 56342), (5122, 56056), (5516, 52052), (7007, 40976), (7436, 38612), (8008, 35854), (8281, 34672), (8624, 33293), (8668, 33124), (9464, 30338), (9653, 29744), (10192, 28171), (10244, 28028), (11032, 26026), (13013, 22064), (14014, 20488), (14872, 19306), (15169, 18928), (16016, 17927), (16562, 17336)]