217187280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{301649}}^1$

素因数の和:301668

約数の個数: 60

約数和(自身を含む): 729389700

約数和(自身を除く): 512202420

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, 301649, 603298, 904947, 1206596, 1508245, 1809894, 2413192, 2714841, 3016490, 3619788, 4524735, 4826384, 5429682, 6032980, 7239576, 9049470, 10859364, 12065960, 13574205, 14479152, 18098940, 21718728, 24131920, 27148410, 36197880, 43437456, 54296820, 72395760, 108593640, 217187280]

約数ペア:

[(1, 217187280), (2, 108593640), (3, 72395760), (4, 54296820), (5, 43437456), (6, 36197880), (8, 27148410), (9, 24131920), (10, 21718728), (12, 18098940), (15, 14479152), (16, 13574205), (18, 12065960), (20, 10859364), (24, 9049470), (30, 7239576), (36, 6032980), (40, 5429682), (45, 4826384), (48, 4524735), (60, 3619788), (72, 3016490), (80, 2714841), (90, 2413192), (120, 1809894), (144, 1508245), (180, 1206596), (240, 904947), (360, 603298), (720, 301649)]