90243090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{143243}}^1$

素因数の和:143263

約数の個数: 48

約数和(自身を含む): 268152768

約数和(自身を除く): 177909678

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 143243, 286486, 429729, 716215, 859458, 1002701, 1289187, 1432430, 2005402, 2148645, 2578374, 3008103, 4297290, 5013505, 6016206, 6445935, 9024309, 10027010, 12891870, 15040515, 18048618, 30081030, 45121545, 90243090]

約数ペア:

[(1, 90243090), (2, 45121545), (3, 30081030), (5, 18048618), (6, 15040515), (7, 12891870), (9, 10027010), (10, 9024309), (14, 6445935), (15, 6016206), (18, 5013505), (21, 4297290), (30, 3008103), (35, 2578374), (42, 2148645), (45, 2005402), (63, 1432430), (70, 1289187), (90, 1002701), (105, 859458), (126, 716215), (210, 429729), (315, 286486), (630, 143243)]