402546330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{2251}}^1$

素因数の和:4251

約数の個数: 48

約数和(自身を含む): 1047612384

約数和(自身を除く): 645066054

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1987, 2251, 3974, 4502, 5961, 6753, 9935, 11255, 11922, 13506, 17883, 19870, 20259, 22510, 29805, 33765, 35766, 40518, 59610, 67530, 89415, 101295, 178830, 202590, 4472737, 8945474, 13418211, 22363685, 26836422, 40254633, 44727370, 67091055, 80509266, 134182110, 201273165, 402546330]

約数ペア:

[(1, 402546330), (2, 201273165), (3, 134182110), (5, 80509266), (6, 67091055), (9, 44727370), (10, 40254633), (15, 26836422), (18, 22363685), (30, 13418211), (45, 8945474), (90, 4472737), (1987, 202590), (2251, 178830), (3974, 101295), (4502, 89415), (5961, 67530), (6753, 59610), (9935, 40518), (11255, 35766), (11922, 33765), (13506, 29805), (17883, 22510), (19870, 20259)]