905040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{419}}^1$

素因数の和:441

約数の個数: 80

約数和(自身を含む): 3124800

約数和(自身を除く): 2219760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 419, 432, 540, 720, 838, 1080, 1257, 1676, 2095, 2160, 2514, 3352, 3771, 4190, 5028, 6285, 6704, 7542, 8380, 10056, 11313, 12570, 15084, 16760, 18855, 20112, 22626, 25140, 30168, 33520, 37710, 45252, 50280, 56565, 60336, 75420, 90504, 100560, 113130, 150840, 181008, 226260, 301680, 452520, 905040]

約数ペア:

[(1, 905040), (2, 452520), (3, 301680), (4, 226260), (5, 181008), (6, 150840), (8, 113130), (9, 100560), (10, 90504), (12, 75420), (15, 60336), (16, 56565), (18, 50280), (20, 45252), (24, 37710), (27, 33520), (30, 30168), (36, 25140), (40, 22626), (45, 20112), (48, 18855), (54, 16760), (60, 15084), (72, 12570), (80, 11313), (90, 10056), (108, 8380), (120, 7542), (135, 6704), (144, 6285), (180, 5028), (216, 4190), (240, 3771), (270, 3352), (360, 2514), (419, 2160), (432, 2095), (540, 1676), (720, 1257), (838, 1080)]