156908639972

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1021}}^1\times {\mathrm{27581}}^1$

素因数の和:28812

約数の個数: 48

約数和(自身を含む): 315714604800

約数和(自身を除く): 158805964828

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1021, 1393, 2042, 2786, 4084, 5572, 7147, 14294, 27581, 28588, 55162, 110324, 193067, 203179, 386134, 406358, 772268, 812716, 1422253, 2844506, 5488619, 5689012, 10977238, 21954476, 28160201, 38420333, 56320402, 76840666, 112640804, 153681332, 197121407, 394242814, 788485628, 5603879999, 11207759998, 22415519996, 39227159993, 78454319986, 156908639972]

約数ペア:

[(1, 156908639972), (2, 78454319986), (4, 39227159993), (7, 22415519996), (14, 11207759998), (28, 5603879999), (199, 788485628), (398, 394242814), (796, 197121407), (1021, 153681332), (1393, 112640804), (2042, 76840666), (2786, 56320402), (4084, 38420333), (5572, 28160201), (7147, 21954476), (14294, 10977238), (27581, 5689012), (28588, 5488619), (55162, 2844506), (110324, 1422253), (193067, 812716), (203179, 772268), (386134, 406358)]