67971708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 207567360

約数和(自身を除く): 139595652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 71, 84, 87, 116, 126, 131, 142, 174, 203, 213, 252, 261, 262, 284, 348, 393, 406, 426, 497, 522, 524, 609, 639, 786, 812, 852, 917, 994, 1044, 1179, 1218, 1278, 1491, 1572, 1827, 1834, 1988, 2059, 2358, 2436, 2556, 2751, 2982, 3654, 3668, 3799, 4118, 4473, 4716, 5502, 5964, 6177, 7308, 7598, 8236, 8253, 8946, 9301, 11004, 11397, 12354, 14413, 15196, 16506, 17892, 18531, 18602, 22794, 24708, 26593, 27903, 28826, 33012, 34191, 37062, 37204, 43239, 45588, 53186, 55806, 57652, 65107, 68382, 74124, 79779, 83709, 86478, 106372, 111612, 129717, 130214, 136764, 159558, 167418, 172956, 195321, 239337, 259434, 260428, 269729, 319116, 334836, 390642, 478674, 518868, 539458, 585963, 781284, 809187, 957348, 1078916, 1171926, 1618374, 1888103, 2343852, 2427561, 3236748, 3776206, 4855122, 5664309, 7552412, 9710244, 11328618, 16992927, 22657236, 33985854, 67971708]

約数ペア:

[(1, 67971708), (2, 33985854), (3, 22657236), (4, 16992927), (6, 11328618), (7, 9710244), (9, 7552412), (12, 5664309), (14, 4855122), (18, 3776206), (21, 3236748), (28, 2427561), (29, 2343852), (36, 1888103), (42, 1618374), (58, 1171926), (63, 1078916), (71, 957348), (84, 809187), (87, 781284), (116, 585963), (126, 539458), (131, 518868), (142, 478674), (174, 390642), (203, 334836), (213, 319116), (252, 269729), (261, 260428), (262, 259434), (284, 239337), (348, 195321), (393, 172956), (406, 167418), (426, 159558), (497, 136764), (522, 130214), (524, 129717), (609, 111612), (639, 106372), (786, 86478), (812, 83709), (852, 79779), (917, 74124), (994, 68382), (1044, 65107), (1179, 57652), (1218, 55806), (1278, 53186), (1491, 45588), (1572, 43239), (1827, 37204), (1834, 37062), (1988, 34191), (2059, 33012), (2358, 28826), (2436, 27903), (2556, 26593), (2751, 24708), (2982, 22794), (3654, 18602), (3668, 18531), (3799, 17892), (4118, 16506), (4473, 15196), (4716, 14413), (5502, 12354), (5964, 11397), (6177, 11004), (7308, 9301), (7598, 8946), (8236, 8253)]