201437680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1319}}^1$

素因数の和:1438

約数の個数: 80

約数和(自身を含む): 494968320

約数和(自身を除く): 293530640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 184, 230, 332, 368, 415, 460, 664, 830, 920, 1319, 1328, 1660, 1840, 1909, 2638, 3320, 3818, 5276, 6595, 6640, 7636, 9545, 10552, 13190, 15272, 19090, 21104, 26380, 30337, 30544, 38180, 52760, 60674, 76360, 105520, 109477, 121348, 151685, 152720, 218954, 242696, 303370, 437908, 485392, 547385, 606740, 875816, 1094770, 1213480, 1751632, 2189540, 2426960, 2517971, 4379080, 5035942, 8758160, 10071884, 12589855, 20143768, 25179710, 40287536, 50359420, 100718840, 201437680]

約数ペア:

[(1, 201437680), (2, 100718840), (4, 50359420), (5, 40287536), (8, 25179710), (10, 20143768), (16, 12589855), (20, 10071884), (23, 8758160), (40, 5035942), (46, 4379080), (80, 2517971), (83, 2426960), (92, 2189540), (115, 1751632), (166, 1213480), (184, 1094770), (230, 875816), (332, 606740), (368, 547385), (415, 485392), (460, 437908), (664, 303370), (830, 242696), (920, 218954), (1319, 152720), (1328, 151685), (1660, 121348), (1840, 109477), (1909, 105520), (2638, 76360), (3320, 60674), (3818, 52760), (5276, 38180), (6595, 30544), (6640, 30337), (7636, 26380), (9545, 21104), (10552, 19090), (13190, 15272)]