209515670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1126

約数の個数: 96

約数和(自身を含む): 488146176

約数和(自身を除く): 278630506

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 49, 62, 65, 70, 91, 98, 130, 155, 182, 217, 245, 310, 403, 434, 455, 490, 637, 806, 910, 1061, 1085, 1274, 1519, 2015, 2122, 2170, 2821, 3038, 3185, 4030, 5305, 5642, 6370, 7427, 7595, 10610, 13793, 14105, 14854, 15190, 19747, 27586, 28210, 32891, 37135, 39494, 51989, 65782, 68965, 74270, 96551, 98735, 103978, 137930, 164455, 193102, 197470, 230237, 259945, 328910, 427583, 460474, 482755, 519890, 675857, 855166, 965510, 1151185, 1351714, 1611659, 2137915, 2302370, 2993081, 3223318, 3379285, 4275830, 5986162, 6758570, 8058295, 14965405, 16116590, 20951567, 29930810, 41903134, 104757835, 209515670]

約数ペア:

[(1, 209515670), (2, 104757835), (5, 41903134), (7, 29930810), (10, 20951567), (13, 16116590), (14, 14965405), (26, 8058295), (31, 6758570), (35, 5986162), (49, 4275830), (62, 3379285), (65, 3223318), (70, 2993081), (91, 2302370), (98, 2137915), (130, 1611659), (155, 1351714), (182, 1151185), (217, 965510), (245, 855166), (310, 675857), (403, 519890), (434, 482755), (455, 460474), (490, 427583), (637, 328910), (806, 259945), (910, 230237), (1061, 197470), (1085, 193102), (1274, 164455), (1519, 137930), (2015, 103978), (2122, 98735), (2170, 96551), (2821, 74270), (3038, 68965), (3185, 65782), (4030, 51989), (5305, 39494), (5642, 37135), (6370, 32891), (7427, 28210), (7595, 27586), (10610, 19747), (13793, 15190), (14105, 14854)]