388984770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27529}}^1$

素因数の和:27699

約数の個数: 48

約数和(自身を含む): 1017839160

約数和(自身を除く): 628854390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 27529, 55058, 82587, 137645, 165174, 247761, 275290, 412935, 495522, 825870, 1238805, 2477610, 4322053, 8644106, 12966159, 21610265, 25932318, 38898477, 43220530, 64830795, 77796954, 129661590, 194492385, 388984770]

約数ペア:

[(1, 388984770), (2, 194492385), (3, 129661590), (5, 77796954), (6, 64830795), (9, 43220530), (10, 38898477), (15, 25932318), (18, 21610265), (30, 12966159), (45, 8644106), (90, 4322053), (157, 2477610), (314, 1238805), (471, 825870), (785, 495522), (942, 412935), (1413, 275290), (1570, 247761), (2355, 165174), (2826, 137645), (4710, 82587), (7065, 55058), (14130, 27529)]