78205848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 161294952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 139, 168, 197, 204, 238, 278, 357, 394, 408, 417, 476, 556, 591, 714, 788, 834, 952, 973, 1112, 1182, 1379, 1428, 1576, 1668, 1946, 2363, 2364, 2758, 2856, 2919, 3336, 3349, 3892, 4137, 4726, 4728, 5516, 5838, 6698, 7089, 7784, 8274, 9452, 10047, 11032, 11676, 13396, 14178, 16541, 16548, 18904, 20094, 23352, 23443, 26792, 27383, 28356, 33082, 33096, 40188, 46886, 49623, 54766, 56712, 66164, 70329, 80376, 82149, 93772, 99246, 109532, 132328, 140658, 164298, 187544, 191681, 198492, 219064, 281316, 328596, 383362, 396984, 465511, 562632, 575043, 657192, 766724, 931022, 1150086, 1396533, 1533448, 1862044, 2300172, 2793066, 3258577, 3724088, 4600344, 5586132, 6517154, 9775731, 11172264, 13034308, 19551462, 26068616, 39102924, 78205848]

約数ペア:

[(1, 78205848), (2, 39102924), (3, 26068616), (4, 19551462), (6, 13034308), (7, 11172264), (8, 9775731), (12, 6517154), (14, 5586132), (17, 4600344), (21, 3724088), (24, 3258577), (28, 2793066), (34, 2300172), (42, 1862044), (51, 1533448), (56, 1396533), (68, 1150086), (84, 931022), (102, 766724), (119, 657192), (136, 575043), (139, 562632), (168, 465511), (197, 396984), (204, 383362), (238, 328596), (278, 281316), (357, 219064), (394, 198492), (408, 191681), (417, 187544), (476, 164298), (556, 140658), (591, 132328), (714, 109532), (788, 99246), (834, 93772), (952, 82149), (973, 80376), (1112, 70329), (1182, 66164), (1379, 56712), (1428, 54766), (1576, 49623), (1668, 46886), (1946, 40188), (2363, 33096), (2364, 33082), (2758, 28356), (2856, 27383), (2919, 26792), (3336, 23443), (3349, 23352), (3892, 20094), (4137, 18904), (4726, 16548), (4728, 16541), (5516, 14178), (5838, 13396), (6698, 11676), (7089, 11032), (7784, 10047), (8274, 9452)]