9968169780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{139493}}^1$

素因数の和:139905

約数の個数: 72

約数和(自身を含む): 30313162152

約数和(自身を除く): 20344992372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 3573, 3970, 4764, 5955, 7146, 7940, 11910, 14292, 17865, 23820, 35730, 71460, 139493, 278986, 418479, 557972, 697465, 836958, 1255437, 1394930, 1673916, 2092395, 2510874, 2789860, 4184790, 5021748, 6277185, 8369580, 12554370, 25108740, 55378721, 110757442, 166136163, 221514884, 276893605, 332272326, 498408489, 553787210, 664544652, 830680815, 996816978, 1107574420, 1661361630, 1993633956, 2492042445, 3322723260, 4984084890, 9968169780]

約数ペア:

[(1, 9968169780), (2, 4984084890), (3, 3322723260), (4, 2492042445), (5, 1993633956), (6, 1661361630), (9, 1107574420), (10, 996816978), (12, 830680815), (15, 664544652), (18, 553787210), (20, 498408489), (30, 332272326), (36, 276893605), (45, 221514884), (60, 166136163), (90, 110757442), (180, 55378721), (397, 25108740), (794, 12554370), (1191, 8369580), (1588, 6277185), (1985, 5021748), (2382, 4184790), (3573, 2789860), (3970, 2510874), (4764, 2092395), (5955, 1673916), (7146, 1394930), (7940, 1255437), (11910, 836958), (14292, 697465), (17865, 557972), (23820, 418479), (35730, 278986), (71460, 139493)]