244740720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{145679}}^1$

素因数の和:145702

約数の個数: 80

約数和(自身を含む): 867087360

約数和(自身を除く): 622346640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 145679, 291358, 437037, 582716, 728395, 874074, 1019753, 1165432, 1456790, 1748148, 2039506, 2185185, 2330864, 2913580, 3059259, 3496296, 4079012, 4370370, 5098765, 5827160, 6118518, 6992592, 8158024, 8740740, 10197530, 11654320, 12237036, 15296295, 16316048, 17481480, 20395060, 24474072, 30592590, 34962960, 40790120, 48948144, 61185180, 81580240, 122370360, 244740720]

約数ペア:

[(1, 244740720), (2, 122370360), (3, 81580240), (4, 61185180), (5, 48948144), (6, 40790120), (7, 34962960), (8, 30592590), (10, 24474072), (12, 20395060), (14, 17481480), (15, 16316048), (16, 15296295), (20, 12237036), (21, 11654320), (24, 10197530), (28, 8740740), (30, 8158024), (35, 6992592), (40, 6118518), (42, 5827160), (48, 5098765), (56, 4370370), (60, 4079012), (70, 3496296), (80, 3059259), (84, 2913580), (105, 2330864), (112, 2185185), (120, 2039506), (140, 1748148), (168, 1456790), (210, 1165432), (240, 1019753), (280, 874074), (336, 728395), (420, 582716), (560, 437037), (840, 291358), (1680, 145679)]