81436740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17627}}^1$

素因数の和:17657

約数の個数: 96

約数和(自身を含む): 284304384

約数和(自身を除く): 202867644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 17627, 35254, 52881, 70508, 88135, 105762, 123389, 176270, 193897, 211524, 246778, 264405, 352540, 370167, 387794, 493556, 528810, 581691, 616945, 740334, 775588, 969485, 1057620, 1163382, 1233890, 1357279, 1480668, 1850835, 1938970, 2326764, 2467780, 2714558, 2908455, 3701670, 3877940, 4071837, 5429116, 5816910, 6786395, 7403340, 8143674, 11633820, 13572790, 16287348, 20359185, 27145580, 40718370, 81436740]

約数ペア:

[(1, 81436740), (2, 40718370), (3, 27145580), (4, 20359185), (5, 16287348), (6, 13572790), (7, 11633820), (10, 8143674), (11, 7403340), (12, 6786395), (14, 5816910), (15, 5429116), (20, 4071837), (21, 3877940), (22, 3701670), (28, 2908455), (30, 2714558), (33, 2467780), (35, 2326764), (42, 1938970), (44, 1850835), (55, 1480668), (60, 1357279), (66, 1233890), (70, 1163382), (77, 1057620), (84, 969485), (105, 775588), (110, 740334), (132, 616945), (140, 581691), (154, 528810), (165, 493556), (210, 387794), (220, 370167), (231, 352540), (308, 264405), (330, 246778), (385, 211524), (420, 193897), (462, 176270), (660, 123389), (770, 105762), (924, 88135), (1155, 70508), (1540, 52881), (2310, 35254), (4620, 17627)]