129371440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1301}}^1$

素因数の和:1438

約数の個数: 80

約数和(自身を含む): 331291296

約数和(自身を除く): 201919856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 113, 176, 220, 226, 440, 452, 565, 880, 904, 1130, 1243, 1301, 1808, 2260, 2486, 2602, 4520, 4972, 5204, 6215, 6505, 9040, 9944, 10408, 12430, 13010, 14311, 19888, 20816, 24860, 26020, 28622, 49720, 52040, 57244, 71555, 99440, 104080, 114488, 143110, 147013, 228976, 286220, 294026, 572440, 588052, 735065, 1144880, 1176104, 1470130, 1617143, 2352208, 2940260, 3234286, 5880520, 6468572, 8085715, 11761040, 12937144, 16171430, 25874288, 32342860, 64685720, 129371440]

約数ペア:

[(1, 129371440), (2, 64685720), (4, 32342860), (5, 25874288), (8, 16171430), (10, 12937144), (11, 11761040), (16, 8085715), (20, 6468572), (22, 5880520), (40, 3234286), (44, 2940260), (55, 2352208), (80, 1617143), (88, 1470130), (110, 1176104), (113, 1144880), (176, 735065), (220, 588052), (226, 572440), (440, 294026), (452, 286220), (565, 228976), (880, 147013), (904, 143110), (1130, 114488), (1243, 104080), (1301, 99440), (1808, 71555), (2260, 57244), (2486, 52040), (2602, 49720), (4520, 28622), (4972, 26020), (5204, 24860), (6215, 20816), (6505, 19888), (9040, 14311), (9944, 13010), (10408, 12430)]