28819260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:744

約数の個数: 96

約数和(自身を含む): 90881280

約数和(自身を除く): 62062020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 83, 90, 108, 135, 166, 180, 249, 270, 332, 415, 498, 540, 643, 747, 830, 996, 1245, 1286, 1494, 1660, 1929, 2241, 2490, 2572, 2988, 3215, 3735, 3858, 4482, 4980, 5787, 6430, 7470, 7716, 8964, 9645, 11205, 11574, 12860, 14940, 17361, 19290, 22410, 23148, 28935, 34722, 38580, 44820, 53369, 57870, 69444, 86805, 106738, 115740, 160107, 173610, 213476, 266845, 320214, 347220, 480321, 533690, 640428, 800535, 960642, 1067380, 1440963, 1601070, 1921284, 2401605, 2881926, 3202140, 4803210, 5763852, 7204815, 9606420, 14409630, 28819260]

約数ペア:

[(1, 28819260), (2, 14409630), (3, 9606420), (4, 7204815), (5, 5763852), (6, 4803210), (9, 3202140), (10, 2881926), (12, 2401605), (15, 1921284), (18, 1601070), (20, 1440963), (27, 1067380), (30, 960642), (36, 800535), (45, 640428), (54, 533690), (60, 480321), (83, 347220), (90, 320214), (108, 266845), (135, 213476), (166, 173610), (180, 160107), (249, 115740), (270, 106738), (332, 86805), (415, 69444), (498, 57870), (540, 53369), (643, 44820), (747, 38580), (830, 34722), (996, 28935), (1245, 23148), (1286, 22410), (1494, 19290), (1660, 17361), (1929, 14940), (2241, 12860), (2490, 11574), (2572, 11205), (2988, 9645), (3215, 8964), (3735, 7716), (3858, 7470), (4482, 6430), (4980, 5787)]