128460640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10427}}^1$

素因数の和:10460

約数の個数: 96

約数和(自身を含む): 378411264

約数和(自身を除く): 249950624

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 10427, 12320, 20854, 41708, 52135, 72989, 83416, 104270, 114697, 145978, 166832, 208540, 229394, 291956, 333664, 364945, 417080, 458788, 573485, 583912, 729890, 802879, 834160, 917576, 1146970, 1167824, 1459780, 1605758, 1668320, 1835152, 2293940, 2335648, 2919560, 3211516, 3670304, 4014395, 4587880, 5839120, 6423032, 8028790, 9175760, 11678240, 12846064, 16057580, 18351520, 25692128, 32115160, 64230320, 128460640]

約数ペア:

[(1, 128460640), (2, 64230320), (4, 32115160), (5, 25692128), (7, 18351520), (8, 16057580), (10, 12846064), (11, 11678240), (14, 9175760), (16, 8028790), (20, 6423032), (22, 5839120), (28, 4587880), (32, 4014395), (35, 3670304), (40, 3211516), (44, 2919560), (55, 2335648), (56, 2293940), (70, 1835152), (77, 1668320), (80, 1605758), (88, 1459780), (110, 1167824), (112, 1146970), (140, 917576), (154, 834160), (160, 802879), (176, 729890), (220, 583912), (224, 573485), (280, 458788), (308, 417080), (352, 364945), (385, 333664), (440, 291956), (560, 229394), (616, 208540), (770, 166832), (880, 145978), (1120, 114697), (1232, 104270), (1540, 83416), (1760, 72989), (2464, 52135), (3080, 41708), (6160, 20854), (10427, 12320)]