40280856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 127733760

約数和(自身を除く): 87452904

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 71, 77, 84, 88, 132, 142, 154, 168, 213, 231, 264, 284, 307, 308, 426, 462, 497, 568, 614, 616, 781, 852, 921, 924, 994, 1228, 1491, 1562, 1704, 1842, 1848, 1988, 2149, 2343, 2456, 2982, 3124, 3377, 3684, 3976, 4298, 4686, 5467, 5964, 6248, 6447, 6754, 7368, 8596, 9372, 10131, 10934, 11928, 12894, 13508, 16401, 17192, 18744, 20262, 21797, 21868, 23639, 25788, 27016, 32802, 40524, 43594, 43736, 47278, 51576, 65391, 65604, 70917, 81048, 87188, 94556, 130782, 131208, 141834, 152579, 174376, 189112, 239767, 261564, 283668, 305158, 457737, 479534, 523128, 567336, 610316, 719301, 915474, 959068, 1220632, 1438602, 1678369, 1830948, 1918136, 2877204, 3356738, 3661896, 5035107, 5754408, 6713476, 10070214, 13426952, 20140428, 40280856]

約数ペア:

[(1, 40280856), (2, 20140428), (3, 13426952), (4, 10070214), (6, 6713476), (7, 5754408), (8, 5035107), (11, 3661896), (12, 3356738), (14, 2877204), (21, 1918136), (22, 1830948), (24, 1678369), (28, 1438602), (33, 1220632), (42, 959068), (44, 915474), (56, 719301), (66, 610316), (71, 567336), (77, 523128), (84, 479534), (88, 457737), (132, 305158), (142, 283668), (154, 261564), (168, 239767), (213, 189112), (231, 174376), (264, 152579), (284, 141834), (307, 131208), (308, 130782), (426, 94556), (462, 87188), (497, 81048), (568, 70917), (614, 65604), (616, 65391), (781, 51576), (852, 47278), (921, 43736), (924, 43594), (994, 40524), (1228, 32802), (1491, 27016), (1562, 25788), (1704, 23639), (1842, 21868), (1848, 21797), (1988, 20262), (2149, 18744), (2343, 17192), (2456, 16401), (2982, 13508), (3124, 12894), (3377, 11928), (3684, 10934), (3976, 10131), (4298, 9372), (4686, 8596), (5467, 7368), (5964, 6754), (6248, 6447)]