200520720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{278501}}^1$

素因数の和:278520

約数の個数: 60

約数和(自身を含む): 673417836

約数和(自身を除く): 472897116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 278501, 557002, 835503, 1114004, 1392505, 1671006, 2228008, 2506509, 2785010, 3342012, 4177515, 4456016, 5013018, 5570020, 6684024, 8355030, 10026036, 11140040, 12532545, 13368048, 16710060, 20052072, 22280080, 25065090, 33420120, 40104144, 50130180, 66840240, 100260360, 200520720]

約数ペア:

[(1, 200520720), (2, 100260360), (3, 66840240), (4, 50130180), (5, 40104144), (6, 33420120), (8, 25065090), (9, 22280080), (10, 20052072), (12, 16710060), (15, 13368048), (16, 12532545), (18, 11140040), (20, 10026036), (24, 8355030), (30, 6684024), (36, 5570020), (40, 5013018), (45, 4456016), (48, 4177515), (60, 3342012), (72, 2785010), (80, 2506509), (90, 2228008), (120, 1671006), (144, 1392505), (180, 1114004), (240, 835503), (360, 557002), (720, 278501)]