78686608

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:90

約数の個数: 160

約数和(自身を含む): 217486080

約数和(自身を除く): 138799472

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 26, 28, 34, 44, 52, 56, 68, 77, 88, 91, 104, 112, 119, 136, 143, 154, 176, 182, 187, 208, 221, 238, 272, 286, 289, 308, 364, 374, 442, 476, 572, 578, 616, 728, 748, 884, 952, 1001, 1144, 1156, 1232, 1309, 1456, 1496, 1547, 1768, 1904, 2002, 2023, 2288, 2312, 2431, 2618, 2992, 3094, 3179, 3536, 3757, 4004, 4046, 4624, 4862, 4913, 5236, 6188, 6358, 7514, 8008, 8092, 9724, 9826, 10472, 12376, 12716, 15028, 16016, 16184, 17017, 19448, 19652, 20944, 22253, 24752, 25432, 26299, 30056, 32368, 34034, 34391, 38896, 39304, 41327, 44506, 50864, 52598, 54043, 60112, 63869, 68068, 68782, 78608, 82654, 89012, 105196, 108086, 127738, 136136, 137564, 165308, 178024, 210392, 216172, 255476, 272272, 275128, 289289, 330616, 356048, 378301, 420784, 432344, 447083, 510952, 550256, 578578, 661232, 702559, 756602, 864688, 894166, 1021904, 1157156, 1405118, 1513204, 1788332, 2314312, 2810236, 3026408, 3576664, 4628624, 4917913, 5620472, 6052816, 7153328, 9835826, 11240944, 19671652, 39343304, 78686608]

約数ペア:

[(1, 78686608), (2, 39343304), (4, 19671652), (7, 11240944), (8, 9835826), (11, 7153328), (13, 6052816), (14, 5620472), (16, 4917913), (17, 4628624), (22, 3576664), (26, 3026408), (28, 2810236), (34, 2314312), (44, 1788332), (52, 1513204), (56, 1405118), (68, 1157156), (77, 1021904), (88, 894166), (91, 864688), (104, 756602), (112, 702559), (119, 661232), (136, 578578), (143, 550256), (154, 510952), (176, 447083), (182, 432344), (187, 420784), (208, 378301), (221, 356048), (238, 330616), (272, 289289), (286, 275128), (289, 272272), (308, 255476), (364, 216172), (374, 210392), (442, 178024), (476, 165308), (572, 137564), (578, 136136), (616, 127738), (728, 108086), (748, 105196), (884, 89012), (952, 82654), (1001, 78608), (1144, 68782), (1156, 68068), (1232, 63869), (1309, 60112), (1456, 54043), (1496, 52598), (1547, 50864), (1768, 44506), (1904, 41327), (2002, 39304), (2023, 38896), (2288, 34391), (2312, 34034), (2431, 32368), (2618, 30056), (2992, 26299), (3094, 25432), (3179, 24752), (3536, 22253), (3757, 20944), (4004, 19652), (4046, 19448), (4624, 17017), (4862, 16184), (4913, 16016), (5236, 15028), (6188, 12716), (6358, 12376), (7514, 10472), (8008, 9826), (8092, 9724)]