281965992

素因数分解:

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

素因数の和:412

約数の個数: 192

約数和(自身を含む): 910103040

約数和(自身を除く): 628137048

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 71, 77, 84, 88, 98, 132, 142, 147, 154, 168, 196, 213, 231, 264, 284, 294, 307, 308, 392, 426, 462, 497, 539, 568, 588, 614, 616, 781, 852, 921, 924, 994, 1078, 1176, 1228, 1491, 1562, 1617, 1704, 1842, 1848, 1988, 2149, 2156, 2343, 2456, 2982, 3124, 3234, 3377, 3479, 3684, 3976, 4298, 4312, 4686, 5467, 5964, 6248, 6447, 6468, 6754, 6958, 7368, 8596, 9372, 10131, 10437, 10934, 11928, 12894, 12936, 13508, 13916, 15043, 16401, 17192, 18744, 20262, 20874, 21797, 21868, 23639, 25788, 27016, 27832, 30086, 32802, 38269, 40524, 41748, 43594, 43736, 45129, 47278, 51576, 60172, 65391, 65604, 70917, 76538, 81048, 83496, 87188, 90258, 94556, 114807, 120344, 130782, 131208, 141834, 152579, 153076, 165473, 174376, 180516, 189112, 229614, 239767, 261564, 283668, 305158, 306152, 330946, 361032, 457737, 459228, 479534, 496419, 523128, 567336, 610316, 661892, 719301, 915474, 918456, 959068, 992838, 1068053, 1220632, 1323784, 1438602, 1678369, 1830948, 1918136, 1985676, 2136106, 2877204, 3204159, 3356738, 3661896, 3971352, 4272212, 5035107, 5754408, 6408318, 6713476, 8544424, 10070214, 11748583, 12816636, 13426952, 20140428, 23497166, 25633272, 35245749, 40280856, 46994332, 70491498, 93988664, 140982996, 281965992]

約数ペア:

[(1, 281965992), (2, 140982996), (3, 93988664), (4, 70491498), (6, 46994332), (7, 40280856), (8, 35245749), (11, 25633272), (12, 23497166), (14, 20140428), (21, 13426952), (22, 12816636), (24, 11748583), (28, 10070214), (33, 8544424), (42, 6713476), (44, 6408318), (49, 5754408), (56, 5035107), (66, 4272212), (71, 3971352), (77, 3661896), (84, 3356738), (88, 3204159), (98, 2877204), (132, 2136106), (142, 1985676), (147, 1918136), (154, 1830948), (168, 1678369), (196, 1438602), (213, 1323784), (231, 1220632), (264, 1068053), (284, 992838), (294, 959068), (307, 918456), (308, 915474), (392, 719301), (426, 661892), (462, 610316), (497, 567336), (539, 523128), (568, 496419), (588, 479534), (614, 459228), (616, 457737), (781, 361032), (852, 330946), (921, 306152), (924, 305158), (994, 283668), (1078, 261564), (1176, 239767), (1228, 229614), (1491, 189112), (1562, 180516), (1617, 174376), (1704, 165473), (1842, 153076), (1848, 152579), (1988, 141834), (2149, 131208), (2156, 130782), (2343, 120344), (2456, 114807), (2982, 94556), (3124, 90258), (3234, 87188), (3377, 83496), (3479, 81048), (3684, 76538), (3976, 70917), (4298, 65604), (4312, 65391), (4686, 60172), (5467, 51576), (5964, 47278), (6248, 45129), (6447, 43736), (6468, 43594), (6754, 41748), (6958, 40524), (7368, 38269), (8596, 32802), (9372, 30086), (10131, 27832), (10437, 27016), (10934, 25788), (11928, 23639), (12894, 21868), (12936, 21797), (13508, 20874), (13916, 20262), (15043, 18744), (16401, 17192)]