1566778960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{743}}^1$

素因数の和:1412

約数の個数: 80

約数和(自身を含む): 3738582144

約数和(自身を除く): 2171803184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 613, 688, 743, 860, 1226, 1486, 1720, 2452, 2972, 3065, 3440, 3715, 4904, 5944, 6130, 7430, 9808, 11888, 12260, 14860, 24520, 26359, 29720, 31949, 49040, 52718, 59440, 63898, 105436, 127796, 131795, 159745, 210872, 255592, 263590, 319490, 421744, 455459, 511184, 527180, 638980, 910918, 1054360, 1277960, 1821836, 2108720, 2277295, 2555920, 3643672, 4554590, 7287344, 9109180, 18218360, 19584737, 36436720, 39169474, 78338948, 97923685, 156677896, 195847370, 313355792, 391694740, 783389480, 1566778960]

約数ペア:

[(1, 1566778960), (2, 783389480), (4, 391694740), (5, 313355792), (8, 195847370), (10, 156677896), (16, 97923685), (20, 78338948), (40, 39169474), (43, 36436720), (80, 19584737), (86, 18218360), (172, 9109180), (215, 7287344), (344, 4554590), (430, 3643672), (613, 2555920), (688, 2277295), (743, 2108720), (860, 1821836), (1226, 1277960), (1486, 1054360), (1720, 910918), (2452, 638980), (2972, 527180), (3065, 511184), (3440, 455459), (3715, 421744), (4904, 319490), (5944, 263590), (6130, 255592), (7430, 210872), (9808, 159745), (11888, 131795), (12260, 127796), (14860, 105436), (24520, 63898), (26359, 59440), (29720, 52718), (31949, 49040)]