551220208

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 160

約数和(自身を含む): 1421337600

約数和(自身を除く): 870117392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 98, 112, 154, 161, 176, 184, 196, 253, 308, 322, 343, 368, 392, 397, 506, 539, 616, 644, 686, 784, 794, 1012, 1078, 1127, 1232, 1288, 1372, 1588, 1771, 2024, 2156, 2254, 2576, 2744, 2779, 3176, 3542, 3773, 4048, 4312, 4367, 4508, 5488, 5558, 6352, 7084, 7546, 7889, 8624, 8734, 9016, 9131, 11116, 12397, 14168, 15092, 15778, 17468, 18032, 18262, 19453, 22232, 24794, 28336, 30184, 30569, 31556, 34936, 36524, 38906, 44464, 49588, 60368, 61138, 63112, 63917, 69872, 73048, 77812, 86779, 99176, 100441, 122276, 126224, 127834, 136171, 146096, 155624, 173558, 198352, 200882, 213983, 244552, 255668, 272342, 311248, 347116, 401764, 427966, 447419, 489104, 511336, 544684, 694232, 703087, 803528, 855932, 894838, 1022672, 1089368, 1388464, 1406174, 1497881, 1607056, 1711864, 1789676, 2178736, 2812348, 2995762, 3131933, 3423728, 3579352, 4921609, 5624696, 5991524, 6263866, 7158704, 9843218, 11249392, 11983048, 12527732, 19686436, 23966096, 25055464, 34451263, 39372872, 50110928, 68902526, 78745744, 137805052, 275610104, 551220208]

約数ペア:

[(1, 551220208), (2, 275610104), (4, 137805052), (7, 78745744), (8, 68902526), (11, 50110928), (14, 39372872), (16, 34451263), (22, 25055464), (23, 23966096), (28, 19686436), (44, 12527732), (46, 11983048), (49, 11249392), (56, 9843218), (77, 7158704), (88, 6263866), (92, 5991524), (98, 5624696), (112, 4921609), (154, 3579352), (161, 3423728), (176, 3131933), (184, 2995762), (196, 2812348), (253, 2178736), (308, 1789676), (322, 1711864), (343, 1607056), (368, 1497881), (392, 1406174), (397, 1388464), (506, 1089368), (539, 1022672), (616, 894838), (644, 855932), (686, 803528), (784, 703087), (794, 694232), (1012, 544684), (1078, 511336), (1127, 489104), (1232, 447419), (1288, 427966), (1372, 401764), (1588, 347116), (1771, 311248), (2024, 272342), (2156, 255668), (2254, 244552), (2576, 213983), (2744, 200882), (2779, 198352), (3176, 173558), (3542, 155624), (3773, 146096), (4048, 136171), (4312, 127834), (4367, 126224), (4508, 122276), (5488, 100441), (5558, 99176), (6352, 86779), (7084, 77812), (7546, 73048), (7889, 69872), (8624, 63917), (8734, 63112), (9016, 61138), (9131, 60368), (11116, 49588), (12397, 44464), (14168, 38906), (15092, 36524), (15778, 34936), (17468, 31556), (18032, 30569), (18262, 30184), (19453, 28336), (22232, 24794)]