16489169920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:536

約数の個数: 176

約数和(自身を含む): 40495522608

約数和(自身を除く): 24006352688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 157, 160, 256, 281, 292, 314, 320, 365, 512, 562, 584, 628, 640, 730, 785, 1024, 1124, 1168, 1256, 1280, 1405, 1460, 1570, 2248, 2336, 2512, 2560, 2810, 2920, 3140, 4496, 4672, 5024, 5120, 5620, 5840, 6280, 8992, 9344, 10048, 11240, 11461, 11680, 12560, 17984, 18688, 20096, 20513, 22480, 22922, 23360, 25120, 35968, 37376, 40192, 41026, 44117, 44960, 45844, 46720, 50240, 57305, 71936, 74752, 80384, 82052, 88234, 89920, 91688, 93440, 100480, 102565, 114610, 143872, 160768, 164104, 176468, 179840, 183376, 186880, 200960, 205130, 220585, 229220, 287744, 328208, 352936, 359680, 366752, 373760, 401920, 410260, 441170, 458440, 656416, 705872, 719360, 733504, 803840, 820520, 882340, 916880, 1312832, 1411744, 1438720, 1467008, 1641040, 1764680, 1833760, 2625664, 2823488, 2934016, 3220541, 3282080, 3529360, 3667520, 5251328, 5646976, 5868032, 6441082, 6564160, 7058720, 7335040, 10502656, 11293952, 11736064, 12882164, 13128320, 14117440, 14670080, 16102705, 21005312, 22587904, 25764328, 26256640, 28234880, 29340160, 32205410, 45175808, 51528656, 52513280, 56469760, 58680320, 64410820, 103057312, 105026560, 112939520, 128821640, 206114624, 225879040, 257643280, 412229248, 515286560, 824458496, 1030573120, 1648916992, 2061146240, 3297833984, 4122292480, 8244584960, 16489169920]

約数ペア:

[(1, 16489169920), (2, 8244584960), (4, 4122292480), (5, 3297833984), (8, 2061146240), (10, 1648916992), (16, 1030573120), (20, 824458496), (32, 515286560), (40, 412229248), (64, 257643280), (73, 225879040), (80, 206114624), (128, 128821640), (146, 112939520), (157, 105026560), (160, 103057312), (256, 64410820), (281, 58680320), (292, 56469760), (314, 52513280), (320, 51528656), (365, 45175808), (512, 32205410), (562, 29340160), (584, 28234880), (628, 26256640), (640, 25764328), (730, 22587904), (785, 21005312), (1024, 16102705), (1124, 14670080), (1168, 14117440), (1256, 13128320), (1280, 12882164), (1405, 11736064), (1460, 11293952), (1570, 10502656), (2248, 7335040), (2336, 7058720), (2512, 6564160), (2560, 6441082), (2810, 5868032), (2920, 5646976), (3140, 5251328), (4496, 3667520), (4672, 3529360), (5024, 3282080), (5120, 3220541), (5620, 2934016), (5840, 2823488), (6280, 2625664), (8992, 1833760), (9344, 1764680), (10048, 1641040), (11240, 1467008), (11461, 1438720), (11680, 1411744), (12560, 1312832), (17984, 916880), (18688, 882340), (20096, 820520), (20513, 803840), (22480, 733504), (22922, 719360), (23360, 705872), (25120, 656416), (35968, 458440), (37376, 441170), (40192, 410260), (41026, 401920), (44117, 373760), (44960, 366752), (45844, 359680), (46720, 352936), (50240, 328208), (57305, 287744), (71936, 229220), (74752, 220585), (80384, 205130), (82052, 200960), (88234, 186880), (89920, 183376), (91688, 179840), (93440, 176468), (100480, 164104), (102565, 160768), (114610, 143872)]