157138760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1567}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 372556800

約数和(自身を除く): 215418040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 109, 115, 184, 218, 230, 436, 460, 545, 872, 920, 1090, 1567, 2180, 2507, 3134, 4360, 5014, 6268, 7835, 10028, 12535, 12536, 15670, 20056, 25070, 31340, 36041, 50140, 62680, 72082, 100280, 144164, 170803, 180205, 288328, 341606, 360410, 683212, 720820, 854015, 1366424, 1441640, 1708030, 3416060, 3928469, 6832120, 7856938, 15713876, 19642345, 31427752, 39284690, 78569380, 157138760]

約数ペア:

[(1, 157138760), (2, 78569380), (4, 39284690), (5, 31427752), (8, 19642345), (10, 15713876), (20, 7856938), (23, 6832120), (40, 3928469), (46, 3416060), (92, 1708030), (109, 1441640), (115, 1366424), (184, 854015), (218, 720820), (230, 683212), (436, 360410), (460, 341606), (545, 288328), (872, 180205), (920, 170803), (1090, 144164), (1567, 100280), (2180, 72082), (2507, 62680), (3134, 50140), (4360, 36041), (5014, 31340), (6268, 25070), (7835, 20056), (10028, 15670), (12535, 12536)]