208718560

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1400

約数の個数: 96

約数和(自身を含む): 526901760

約数和(自身を除く): 318183200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 80, 86, 92, 115, 160, 172, 184, 215, 230, 344, 368, 430, 460, 688, 736, 860, 920, 989, 1319, 1376, 1720, 1840, 1978, 2638, 3440, 3680, 3956, 4945, 5276, 6595, 6880, 7912, 9890, 10552, 13190, 15824, 19780, 21104, 26380, 30337, 31648, 39560, 42208, 52760, 56717, 60674, 79120, 105520, 113434, 121348, 151685, 158240, 211040, 226868, 242696, 283585, 303370, 453736, 485392, 567170, 606740, 907472, 970784, 1134340, 1213480, 1304491, 1814944, 2268680, 2426960, 2608982, 4537360, 4853920, 5217964, 6522455, 9074720, 10435928, 13044910, 20871856, 26089820, 41743712, 52179640, 104359280, 208718560]

約数ペア:

[(1, 208718560), (2, 104359280), (4, 52179640), (5, 41743712), (8, 26089820), (10, 20871856), (16, 13044910), (20, 10435928), (23, 9074720), (32, 6522455), (40, 5217964), (43, 4853920), (46, 4537360), (80, 2608982), (86, 2426960), (92, 2268680), (115, 1814944), (160, 1304491), (172, 1213480), (184, 1134340), (215, 970784), (230, 907472), (344, 606740), (368, 567170), (430, 485392), (460, 453736), (688, 303370), (736, 283585), (860, 242696), (920, 226868), (989, 211040), (1319, 158240), (1376, 151685), (1720, 121348), (1840, 113434), (1978, 105520), (2638, 79120), (3440, 60674), (3680, 56717), (3956, 52760), (4945, 42208), (5276, 39560), (6595, 31648), (6880, 30337), (7912, 26380), (9890, 21104), (10552, 19780), (13190, 15824)]