404676816

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 1063265280

約数和(自身を除く): 658588464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 139, 262, 278, 393, 417, 463, 524, 556, 786, 834, 926, 1048, 1112, 1389, 1572, 1668, 1852, 2096, 2224, 2778, 3144, 3336, 3704, 5556, 6288, 6672, 7408, 11112, 18209, 22224, 36418, 54627, 60653, 64357, 72836, 109254, 121306, 128714, 145672, 181959, 193071, 218508, 242612, 257428, 291344, 363918, 386142, 437016, 485224, 514856, 727836, 772284, 874032, 970448, 1029712, 1455672, 1544568, 2911344, 3089136, 8430767, 16861534, 25292301, 33723068, 50584602, 67446136, 101169204, 134892272, 202338408, 404676816]

約数ペア:

[(1, 404676816), (2, 202338408), (3, 134892272), (4, 101169204), (6, 67446136), (8, 50584602), (12, 33723068), (16, 25292301), (24, 16861534), (48, 8430767), (131, 3089136), (139, 2911344), (262, 1544568), (278, 1455672), (393, 1029712), (417, 970448), (463, 874032), (524, 772284), (556, 727836), (786, 514856), (834, 485224), (926, 437016), (1048, 386142), (1112, 363918), (1389, 291344), (1572, 257428), (1668, 242612), (1852, 218508), (2096, 193071), (2224, 181959), (2778, 145672), (3144, 128714), (3336, 121306), (3704, 109254), (5556, 72836), (6288, 64357), (6672, 60653), (7408, 54627), (11112, 36418), (18209, 22224)]