1020180120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{180883}}^1$

素因数の和:180944

約数の個数: 64

約数和(自身を含む): 3125675520

約数和(自身を除く): 2105495400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 180883, 361766, 542649, 723532, 904415, 1085298, 1447064, 1808830, 2170596, 2713245, 3617660, 4341192, 5426490, 7235320, 8501501, 10852980, 17003002, 21705960, 25504503, 34006004, 42507505, 51009006, 68012008, 85015010, 102018012, 127522515, 170030020, 204036024, 255045030, 340060040, 510090060, 1020180120]

約数ペア:

[(1, 1020180120), (2, 510090060), (3, 340060040), (4, 255045030), (5, 204036024), (6, 170030020), (8, 127522515), (10, 102018012), (12, 85015010), (15, 68012008), (20, 51009006), (24, 42507505), (30, 34006004), (40, 25504503), (47, 21705960), (60, 17003002), (94, 10852980), (120, 8501501), (141, 7235320), (188, 5426490), (235, 4341192), (282, 3617660), (376, 2713245), (470, 2170596), (564, 1808830), (705, 1447064), (940, 1085298), (1128, 904415), (1410, 723532), (1880, 542649), (2820, 361766), (5640, 180883)]