278370612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2819}}^1$

素因数の和:3053

約数の個数: 72

約数和(自身を含む): 761648160

約数和(自身を除く): 483277548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 211, 234, 422, 468, 633, 844, 1266, 1899, 2532, 2743, 2819, 3798, 5486, 5638, 7596, 8229, 8457, 10972, 11276, 16458, 16914, 24687, 25371, 32916, 33828, 36647, 49374, 50742, 73294, 98748, 101484, 109941, 146588, 219882, 329823, 439764, 594809, 659646, 1189618, 1319292, 1784427, 2379236, 3568854, 5353281, 7137708, 7732517, 10706562, 15465034, 21413124, 23197551, 30930068, 46395102, 69592653, 92790204, 139185306, 278370612]

約数ペア:

[(1, 278370612), (2, 139185306), (3, 92790204), (4, 69592653), (6, 46395102), (9, 30930068), (12, 23197551), (13, 21413124), (18, 15465034), (26, 10706562), (36, 7732517), (39, 7137708), (52, 5353281), (78, 3568854), (117, 2379236), (156, 1784427), (211, 1319292), (234, 1189618), (422, 659646), (468, 594809), (633, 439764), (844, 329823), (1266, 219882), (1899, 146588), (2532, 109941), (2743, 101484), (2819, 98748), (3798, 73294), (5486, 50742), (5638, 49374), (7596, 36647), (8229, 33828), (8457, 32916), (10972, 25371), (11276, 24687), (16458, 16914)]