217925970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{7559}}^1$

素因数の和:7631

約数の個数: 48

約数和(自身を含む): 540509760

約数和(自身を除く): 322583790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 961, 1922, 2883, 4805, 5766, 7559, 9610, 14415, 15118, 22677, 28830, 37795, 45354, 75590, 113385, 226770, 234329, 468658, 702987, 1171645, 1405974, 2343290, 3514935, 7029870, 7264199, 14528398, 21792597, 36320995, 43585194, 72641990, 108962985, 217925970]

約数ペア:

[(1, 217925970), (2, 108962985), (3, 72641990), (5, 43585194), (6, 36320995), (10, 21792597), (15, 14528398), (30, 7264199), (31, 7029870), (62, 3514935), (93, 2343290), (155, 1405974), (186, 1171645), (310, 702987), (465, 468658), (930, 234329), (961, 226770), (1922, 113385), (2883, 75590), (4805, 45354), (5766, 37795), (7559, 28830), (9610, 22677), (14415, 15118)]