209224640

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 525377664

約数和(自身を除く): 316153024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 41, 64, 74, 80, 82, 148, 160, 164, 185, 205, 296, 320, 328, 370, 410, 431, 592, 656, 740, 820, 862, 1184, 1312, 1480, 1517, 1640, 1724, 2155, 2368, 2624, 2960, 3034, 3280, 3448, 4310, 5920, 6068, 6560, 6896, 7585, 8620, 11840, 12136, 13120, 13792, 15170, 15947, 17240, 17671, 24272, 27584, 30340, 31894, 34480, 35342, 48544, 60680, 63788, 68960, 70684, 79735, 88355, 97088, 121360, 127576, 137920, 141368, 159470, 176710, 242720, 255152, 282736, 318940, 353420, 485440, 510304, 565472, 637880, 653827, 706840, 1020608, 1130944, 1275760, 1307654, 1413680, 2551520, 2615308, 2827360, 3269135, 5103040, 5230616, 5654720, 6538270, 10461232, 13076540, 20922464, 26153080, 41844928, 52306160, 104612320, 209224640]

約数ペア:

[(1, 209224640), (2, 104612320), (4, 52306160), (5, 41844928), (8, 26153080), (10, 20922464), (16, 13076540), (20, 10461232), (32, 6538270), (37, 5654720), (40, 5230616), (41, 5103040), (64, 3269135), (74, 2827360), (80, 2615308), (82, 2551520), (148, 1413680), (160, 1307654), (164, 1275760), (185, 1130944), (205, 1020608), (296, 706840), (320, 653827), (328, 637880), (370, 565472), (410, 510304), (431, 485440), (592, 353420), (656, 318940), (740, 282736), (820, 255152), (862, 242720), (1184, 176710), (1312, 159470), (1480, 141368), (1517, 137920), (1640, 127576), (1724, 121360), (2155, 97088), (2368, 88355), (2624, 79735), (2960, 70684), (3034, 68960), (3280, 63788), (3448, 60680), (4310, 48544), (5920, 35342), (6068, 34480), (6560, 31894), (6896, 30340), (7585, 27584), (8620, 24272), (11840, 17671), (12136, 17240), (13120, 15947), (13792, 15170)]