1819620720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{842417}}^1$

素因数の和:842439

約数の個数: 80

約数和(自身を含む): 6267589920

約数和(自身を除く): 4447969200

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, 432, 540, 720, 1080, 2160, 842417, 1684834, 2527251, 3369668, 4212085, 5054502, 6739336, 7581753, 8424170, 10109004, 12636255, 13478672, 15163506, 16848340, 20218008, 22745259, 25272510, 30327012, 33696680, 37908765, 40436016, 45490518, 50545020, 60654024, 67393360, 75817530, 90981036, 101090040, 113726295, 121308048, 151635060, 181962072, 202180080, 227452590, 303270120, 363924144, 454905180, 606540240, 909810360, 1819620720]

約数ペア:

[(1, 1819620720), (2, 909810360), (3, 606540240), (4, 454905180), (5, 363924144), (6, 303270120), (8, 227452590), (9, 202180080), (10, 181962072), (12, 151635060), (15, 121308048), (16, 113726295), (18, 101090040), (20, 90981036), (24, 75817530), (27, 67393360), (30, 60654024), (36, 50545020), (40, 45490518), (45, 40436016), (48, 37908765), (54, 33696680), (60, 30327012), (72, 25272510), (80, 22745259), (90, 20218008), (108, 16848340), (120, 15163506), (135, 13478672), (144, 12636255), (180, 10109004), (216, 8424170), (240, 7581753), (270, 6739336), (360, 5054502), (432, 4212085), (540, 3369668), (720, 2527251), (1080, 1684834), (2160, 842417)]