991294296

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2011}}^1$

素因数の和:2109

約数の個数: 128

約数和(自身を含む): 2781388800

約数和(自身を除く): 1790094504

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 47, 57, 69, 76, 92, 94, 114, 138, 141, 152, 184, 188, 228, 276, 282, 376, 437, 456, 552, 564, 874, 893, 1081, 1128, 1311, 1748, 1786, 2011, 2162, 2622, 2679, 3243, 3496, 3572, 4022, 4324, 5244, 5358, 6033, 6486, 7144, 8044, 8648, 10488, 10716, 12066, 12972, 16088, 20539, 21432, 24132, 25944, 38209, 41078, 46253, 48264, 61617, 76418, 82156, 92506, 94517, 114627, 123234, 138759, 152836, 164312, 185012, 189034, 229254, 246468, 277518, 283551, 305672, 370024, 378068, 458508, 492936, 555036, 567102, 756136, 878807, 917016, 1110072, 1134204, 1757614, 1795823, 2173891, 2268408, 2636421, 3515228, 3591646, 4347782, 5272842, 5387469, 6521673, 7030456, 7183292, 8695564, 10545684, 10774938, 13043346, 14366584, 17391128, 21091368, 21549876, 26086692, 41303929, 43099752, 52173384, 82607858, 123911787, 165215716, 247823574, 330431432, 495647148, 991294296]

約数ペア:

[(1, 991294296), (2, 495647148), (3, 330431432), (4, 247823574), (6, 165215716), (8, 123911787), (12, 82607858), (19, 52173384), (23, 43099752), (24, 41303929), (38, 26086692), (46, 21549876), (47, 21091368), (57, 17391128), (69, 14366584), (76, 13043346), (92, 10774938), (94, 10545684), (114, 8695564), (138, 7183292), (141, 7030456), (152, 6521673), (184, 5387469), (188, 5272842), (228, 4347782), (276, 3591646), (282, 3515228), (376, 2636421), (437, 2268408), (456, 2173891), (552, 1795823), (564, 1757614), (874, 1134204), (893, 1110072), (1081, 917016), (1128, 878807), (1311, 756136), (1748, 567102), (1786, 555036), (2011, 492936), (2162, 458508), (2622, 378068), (2679, 370024), (3243, 305672), (3496, 283551), (3572, 277518), (4022, 246468), (4324, 229254), (5244, 189034), (5358, 185012), (6033, 164312), (6486, 152836), (7144, 138759), (8044, 123234), (8648, 114627), (10488, 94517), (10716, 92506), (12066, 82156), (12972, 76418), (16088, 61617), (20539, 48264), (21432, 46253), (24132, 41078), (25944, 38209)]