81177984

素因数分解:

$2^7\times 3^3\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 243331200

約数和(自身を除く): 162153216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 83, 96, 108, 128, 144, 166, 192, 216, 249, 283, 288, 332, 384, 432, 498, 566, 576, 664, 747, 849, 864, 996, 1132, 1152, 1328, 1494, 1698, 1728, 1992, 2241, 2264, 2547, 2656, 2988, 3396, 3456, 3984, 4482, 4528, 5094, 5312, 5976, 6792, 7641, 7968, 8964, 9056, 10188, 10624, 11952, 13584, 15282, 15936, 17928, 18112, 20376, 23489, 23904, 27168, 30564, 31872, 35856, 36224, 40752, 46978, 47808, 54336, 61128, 70467, 71712, 81504, 93956, 95616, 108672, 122256, 140934, 143424, 163008, 187912, 211401, 244512, 281868, 286848, 326016, 375824, 422802, 489024, 563736, 634203, 751648, 845604, 978048, 1127472, 1268406, 1503296, 1691208, 2254944, 2536812, 3006592, 3382416, 4509888, 5073624, 6764832, 9019776, 10147248, 13529664, 20294496, 27059328, 40588992, 81177984]

約数ペア:

[(1, 81177984), (2, 40588992), (3, 27059328), (4, 20294496), (6, 13529664), (8, 10147248), (9, 9019776), (12, 6764832), (16, 5073624), (18, 4509888), (24, 3382416), (27, 3006592), (32, 2536812), (36, 2254944), (48, 1691208), (54, 1503296), (64, 1268406), (72, 1127472), (83, 978048), (96, 845604), (108, 751648), (128, 634203), (144, 563736), (166, 489024), (192, 422802), (216, 375824), (249, 326016), (283, 286848), (288, 281868), (332, 244512), (384, 211401), (432, 187912), (498, 163008), (566, 143424), (576, 140934), (664, 122256), (747, 108672), (849, 95616), (864, 93956), (996, 81504), (1132, 71712), (1152, 70467), (1328, 61128), (1494, 54336), (1698, 47808), (1728, 46978), (1992, 40752), (2241, 36224), (2264, 35856), (2547, 31872), (2656, 30564), (2988, 27168), (3396, 23904), (3456, 23489), (3984, 20376), (4482, 18112), (4528, 17928), (5094, 15936), (5312, 15282), (5976, 13584), (6792, 11952), (7641, 10624), (7968, 10188), (8964, 9056)]