206823780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127669}}^1$

素因数の和:127690

約数の個数: 60

約数和(自身を含む): 648818940

約数和(自身を除く): 441995160

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 127669, 255338, 383007, 510676, 638345, 766014, 1149021, 1276690, 1532028, 1915035, 2298042, 2553380, 3447063, 3830070, 4596084, 5745105, 6894126, 7660140, 10341189, 11490210, 13788252, 17235315, 20682378, 22980420, 34470630, 41364756, 51705945, 68941260, 103411890, 206823780]

約数ペア:

[(1, 206823780), (2, 103411890), (3, 68941260), (4, 51705945), (5, 41364756), (6, 34470630), (9, 22980420), (10, 20682378), (12, 17235315), (15, 13788252), (18, 11490210), (20, 10341189), (27, 7660140), (30, 6894126), (36, 5745105), (45, 4596084), (54, 3830070), (60, 3447063), (81, 2553380), (90, 2298042), (108, 1915035), (135, 1532028), (162, 1276690), (180, 1149021), (270, 766014), (324, 638345), (405, 510676), (540, 383007), (810, 255338), (1620, 127669)]