515314320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4373}}^1$

素因数の和:4880

約数の個数: 80

約数和(自身を含む): 1601093952

約数和(自身を除く): 1085779632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 491, 982, 1473, 1964, 2455, 2946, 3928, 4373, 4910, 5892, 7365, 7856, 8746, 9820, 11784, 13119, 14730, 17492, 19640, 21865, 23568, 26238, 29460, 34984, 39280, 43730, 52476, 58920, 65595, 69968, 87460, 104952, 117840, 131190, 174920, 209904, 262380, 349840, 524760, 1049520, 2147143, 4294286, 6441429, 8588572, 10735715, 12882858, 17177144, 21471430, 25765716, 32207145, 34354288, 42942860, 51531432, 64414290, 85885720, 103062864, 128828580, 171771440, 257657160, 515314320]

約数ペア:

[(1, 515314320), (2, 257657160), (3, 171771440), (4, 128828580), (5, 103062864), (6, 85885720), (8, 64414290), (10, 51531432), (12, 42942860), (15, 34354288), (16, 32207145), (20, 25765716), (24, 21471430), (30, 17177144), (40, 12882858), (48, 10735715), (60, 8588572), (80, 6441429), (120, 4294286), (240, 2147143), (491, 1049520), (982, 524760), (1473, 349840), (1964, 262380), (2455, 209904), (2946, 174920), (3928, 131190), (4373, 117840), (4910, 104952), (5892, 87460), (7365, 69968), (7856, 65595), (8746, 58920), (9820, 52476), (11784, 43730), (13119, 39280), (14730, 34984), (17492, 29460), (19640, 26238), (21865, 23568)]