257565408

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{743}}^1$

素因数の和:936

約数の個数: 96

約数和(自身を含む): 710954496

約数和(自身を除く): 453389088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 157, 184, 276, 314, 368, 471, 552, 628, 736, 743, 942, 1104, 1256, 1486, 1884, 2208, 2229, 2512, 2972, 3611, 3768, 4458, 5024, 5944, 7222, 7536, 8916, 10833, 11888, 14444, 15072, 17089, 17832, 21666, 23776, 28888, 34178, 35664, 43332, 51267, 57776, 68356, 71328, 86664, 102534, 115552, 116651, 136712, 173328, 205068, 233302, 273424, 346656, 349953, 410136, 466604, 546848, 699906, 820272, 933208, 1399812, 1640544, 1866416, 2682973, 2799624, 3732832, 5365946, 5599248, 8048919, 10731892, 11198496, 16097838, 21463784, 32195676, 42927568, 64391352, 85855136, 128782704, 257565408]

約数ペア:

[(1, 257565408), (2, 128782704), (3, 85855136), (4, 64391352), (6, 42927568), (8, 32195676), (12, 21463784), (16, 16097838), (23, 11198496), (24, 10731892), (32, 8048919), (46, 5599248), (48, 5365946), (69, 3732832), (92, 2799624), (96, 2682973), (138, 1866416), (157, 1640544), (184, 1399812), (276, 933208), (314, 820272), (368, 699906), (471, 546848), (552, 466604), (628, 410136), (736, 349953), (743, 346656), (942, 273424), (1104, 233302), (1256, 205068), (1486, 173328), (1884, 136712), (2208, 116651), (2229, 115552), (2512, 102534), (2972, 86664), (3611, 71328), (3768, 68356), (4458, 57776), (5024, 51267), (5944, 43332), (7222, 35664), (7536, 34178), (8916, 28888), (10833, 23776), (11888, 21666), (14444, 17832), (15072, 17089)]