204628648

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 458006400

約数和(自身を除く): 253377752

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 61, 74, 122, 148, 244, 259, 296, 427, 488, 518, 854, 1036, 1619, 1708, 2072, 2257, 3238, 3416, 4514, 6476, 9028, 11333, 12952, 15799, 18056, 22666, 31598, 45332, 59903, 63196, 90664, 98759, 119806, 126392, 197518, 239612, 395036, 419321, 479224, 691313, 790072, 838642, 1382626, 1677284, 2765252, 3354568, 3654083, 5530504, 7308166, 14616332, 25578581, 29232664, 51157162, 102314324, 204628648]

約数ペア:

[(1, 204628648), (2, 102314324), (4, 51157162), (7, 29232664), (8, 25578581), (14, 14616332), (28, 7308166), (37, 5530504), (56, 3654083), (61, 3354568), (74, 2765252), (122, 1677284), (148, 1382626), (244, 838642), (259, 790072), (296, 691313), (427, 479224), (488, 419321), (518, 395036), (854, 239612), (1036, 197518), (1619, 126392), (1708, 119806), (2072, 98759), (2257, 90664), (3238, 63196), (3416, 59903), (4514, 45332), (6476, 31598), (9028, 22666), (11333, 18056), (12952, 15799)]