128073984

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 366938880

約数和(自身を除く): 238864896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 67, 76, 96, 114, 128, 131, 134, 152, 192, 201, 228, 256, 262, 268, 304, 384, 393, 402, 456, 524, 536, 608, 768, 786, 804, 912, 1048, 1072, 1216, 1273, 1572, 1608, 1824, 2096, 2144, 2432, 2489, 2546, 3144, 3216, 3648, 3819, 4192, 4288, 4864, 4978, 5092, 6288, 6432, 7296, 7467, 7638, 8384, 8576, 8777, 9956, 10184, 12576, 12864, 14592, 14934, 15276, 16768, 17152, 17554, 19912, 20368, 25152, 25728, 26331, 29868, 30552, 33536, 35108, 39824, 40736, 50304, 51456, 52662, 59736, 61104, 70216, 79648, 81472, 100608, 105324, 119472, 122208, 140432, 159296, 162944, 166763, 210648, 238944, 244416, 280864, 318592, 325888, 333526, 421296, 477888, 488832, 500289, 561728, 637184, 667052, 842592, 955776, 977664, 1000578, 1123456, 1334104, 1685184, 1911552, 2001156, 2246912, 2668208, 3370368, 4002312, 5336416, 6740736, 8004624, 10672832, 16009248, 21345664, 32018496, 42691328, 64036992, 128073984]

約数ペア:

[(1, 128073984), (2, 64036992), (3, 42691328), (4, 32018496), (6, 21345664), (8, 16009248), (12, 10672832), (16, 8004624), (19, 6740736), (24, 5336416), (32, 4002312), (38, 3370368), (48, 2668208), (57, 2246912), (64, 2001156), (67, 1911552), (76, 1685184), (96, 1334104), (114, 1123456), (128, 1000578), (131, 977664), (134, 955776), (152, 842592), (192, 667052), (201, 637184), (228, 561728), (256, 500289), (262, 488832), (268, 477888), (304, 421296), (384, 333526), (393, 325888), (402, 318592), (456, 280864), (524, 244416), (536, 238944), (608, 210648), (768, 166763), (786, 162944), (804, 159296), (912, 140432), (1048, 122208), (1072, 119472), (1216, 105324), (1273, 100608), (1572, 81472), (1608, 79648), (1824, 70216), (2096, 61104), (2144, 59736), (2432, 52662), (2489, 51456), (2546, 50304), (3144, 40736), (3216, 39824), (3648, 35108), (3819, 33536), (4192, 30552), (4288, 29868), (4864, 26331), (4978, 25728), (5092, 25152), (6288, 20368), (6432, 19912), (7296, 17554), (7467, 17152), (7638, 16768), (8384, 15276), (8576, 14934), (8777, 14592), (9956, 12864), (10184, 12576)]