78868278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 191093760

約数和(自身を除く): 112225482

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 43, 57, 62, 86, 93, 114, 129, 171, 173, 186, 258, 279, 342, 346, 387, 519, 558, 589, 774, 817, 1038, 1178, 1333, 1557, 1634, 1767, 2451, 2666, 3114, 3287, 3534, 3999, 4902, 5301, 5363, 6574, 7353, 7439, 7998, 9861, 10602, 10726, 11997, 14706, 14878, 16089, 19722, 22317, 23994, 25327, 29583, 32178, 44634, 48267, 50654, 59166, 66951, 75981, 96534, 101897, 133902, 141341, 151962, 203794, 227943, 230609, 282682, 305691, 424023, 455886, 461218, 611382, 691827, 848046, 917073, 1272069, 1383654, 1834146, 2075481, 2544138, 4150962, 4381571, 8763142, 13144713, 26289426, 39434139, 78868278]

約数ペア:

[(1, 78868278), (2, 39434139), (3, 26289426), (6, 13144713), (9, 8763142), (18, 4381571), (19, 4150962), (31, 2544138), (38, 2075481), (43, 1834146), (57, 1383654), (62, 1272069), (86, 917073), (93, 848046), (114, 691827), (129, 611382), (171, 461218), (173, 455886), (186, 424023), (258, 305691), (279, 282682), (342, 230609), (346, 227943), (387, 203794), (519, 151962), (558, 141341), (589, 133902), (774, 101897), (817, 96534), (1038, 75981), (1178, 66951), (1333, 59166), (1557, 50654), (1634, 48267), (1767, 44634), (2451, 32178), (2666, 29583), (3114, 25327), (3287, 23994), (3534, 22317), (3999, 19722), (4902, 16089), (5301, 14878), (5363, 14706), (6574, 11997), (7353, 10726), (7439, 10602), (7998, 9861)]