320452884

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 834724800

約数和(自身を除く): 514271916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 199, 246, 369, 398, 492, 597, 738, 796, 1091, 1194, 1476, 1791, 2182, 2388, 3273, 3582, 4364, 6546, 7164, 8159, 9819, 13092, 16318, 19638, 24477, 32636, 39276, 44731, 48954, 73431, 89462, 97908, 134193, 146862, 178924, 217109, 268386, 293724, 402579, 434218, 536772, 651327, 805158, 868436, 1302654, 1610316, 1953981, 2605308, 3907962, 7815924, 8901469, 17802938, 26704407, 35605876, 53408814, 80113221, 106817628, 160226442, 320452884]

約数ペア:

[(1, 320452884), (2, 160226442), (3, 106817628), (4, 80113221), (6, 53408814), (9, 35605876), (12, 26704407), (18, 17802938), (36, 8901469), (41, 7815924), (82, 3907962), (123, 2605308), (164, 1953981), (199, 1610316), (246, 1302654), (369, 868436), (398, 805158), (492, 651327), (597, 536772), (738, 434218), (796, 402579), (1091, 293724), (1194, 268386), (1476, 217109), (1791, 178924), (2182, 146862), (2388, 134193), (3273, 97908), (3582, 89462), (4364, 73431), (6546, 48954), (7164, 44731), (8159, 39276), (9819, 32636), (13092, 24477), (16318, 19638)]