388657416

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1584

約数の個数: 128

約数和(自身を含む): 1170432000

約数和(自身を除く): 781774584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 343, 372, 392, 434, 588, 651, 686, 744, 868, 1029, 1176, 1302, 1372, 1519, 1523, 1736, 2058, 2604, 2744, 3038, 3046, 4116, 4557, 4569, 5208, 6076, 6092, 8232, 9114, 9138, 10633, 10661, 12152, 12184, 18228, 18276, 21266, 21322, 31899, 31983, 36456, 36552, 42532, 42644, 47213, 63798, 63966, 74627, 85064, 85288, 94426, 127596, 127932, 141639, 149254, 188852, 223881, 255192, 255864, 283278, 298508, 330491, 377704, 447762, 522389, 566556, 597016, 660982, 895524, 991473, 1044778, 1133112, 1321964, 1567167, 1791048, 1982946, 2089556, 2313437, 2643928, 3134334, 3965892, 4179112, 4626874, 6268668, 6940311, 7931784, 9253748, 12537336, 13880622, 16194059, 18507496, 27761244, 32388118, 48582177, 55522488, 64776236, 97164354, 129552472, 194328708, 388657416]

約数ペア:

[(1, 388657416), (2, 194328708), (3, 129552472), (4, 97164354), (6, 64776236), (7, 55522488), (8, 48582177), (12, 32388118), (14, 27761244), (21, 18507496), (24, 16194059), (28, 13880622), (31, 12537336), (42, 9253748), (49, 7931784), (56, 6940311), (62, 6268668), (84, 4626874), (93, 4179112), (98, 3965892), (124, 3134334), (147, 2643928), (168, 2313437), (186, 2089556), (196, 1982946), (217, 1791048), (248, 1567167), (294, 1321964), (343, 1133112), (372, 1044778), (392, 991473), (434, 895524), (588, 660982), (651, 597016), (686, 566556), (744, 522389), (868, 447762), (1029, 377704), (1176, 330491), (1302, 298508), (1372, 283278), (1519, 255864), (1523, 255192), (1736, 223881), (2058, 188852), (2604, 149254), (2744, 141639), (3038, 127932), (3046, 127596), (4116, 94426), (4557, 85288), (4569, 85064), (5208, 74627), (6076, 63966), (6092, 63798), (8232, 47213), (9114, 42644), (9138, 42532), (10633, 36552), (10661, 36456), (12152, 31983), (12184, 31899), (18228, 21322), (18276, 21266)]