278340948

素因数分解:

$2^2\times 3^6\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1876

約数の個数: 84

約数和(自身を含む): 744503508

約数和(自身を除く): 466162560

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 159, 162, 212, 243, 318, 324, 477, 486, 636, 729, 954, 972, 1431, 1458, 1801, 1908, 2862, 2916, 3602, 4293, 5403, 5724, 7204, 8586, 10806, 12879, 16209, 17172, 21612, 25758, 32418, 38637, 48627, 51516, 64836, 77274, 95453, 97254, 145881, 154548, 190906, 194508, 286359, 291762, 381812, 437643, 572718, 583524, 859077, 875286, 1145436, 1312929, 1718154, 1750572, 2577231, 2625858, 3436308, 5154462, 5251716, 7731693, 10308924, 15463386, 23195079, 30926772, 46390158, 69585237, 92780316, 139170474, 278340948]

約数ペア:

[(1, 278340948), (2, 139170474), (3, 92780316), (4, 69585237), (6, 46390158), (9, 30926772), (12, 23195079), (18, 15463386), (27, 10308924), (36, 7731693), (53, 5251716), (54, 5154462), (81, 3436308), (106, 2625858), (108, 2577231), (159, 1750572), (162, 1718154), (212, 1312929), (243, 1145436), (318, 875286), (324, 859077), (477, 583524), (486, 572718), (636, 437643), (729, 381812), (954, 291762), (972, 286359), (1431, 194508), (1458, 190906), (1801, 154548), (1908, 145881), (2862, 97254), (2916, 95453), (3602, 77274), (4293, 64836), (5403, 51516), (5724, 48627), (7204, 38637), (8586, 32418), (10806, 25758), (12879, 21612), (16209, 17172)]