81684240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30941}}^1$

素因数の和:30968

約数の個数: 80

約数和(自身を含む): 276250176

約数和(自身を除く): 194565936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 30941, 61882, 92823, 123764, 154705, 185646, 247528, 309410, 340351, 371292, 464115, 495056, 618820, 680702, 742584, 928230, 1021053, 1237640, 1361404, 1485168, 1701755, 1856460, 2042106, 2475280, 2722808, 3403510, 3712920, 4084212, 5105265, 5445616, 6807020, 7425840, 8168424, 10210530, 13614040, 16336848, 20421060, 27228080, 40842120, 81684240]

約数ペア:

[(1, 81684240), (2, 40842120), (3, 27228080), (4, 20421060), (5, 16336848), (6, 13614040), (8, 10210530), (10, 8168424), (11, 7425840), (12, 6807020), (15, 5445616), (16, 5105265), (20, 4084212), (22, 3712920), (24, 3403510), (30, 2722808), (33, 2475280), (40, 2042106), (44, 1856460), (48, 1701755), (55, 1485168), (60, 1361404), (66, 1237640), (80, 1021053), (88, 928230), (110, 742584), (120, 680702), (132, 618820), (165, 495056), (176, 464115), (220, 371292), (240, 340351), (264, 309410), (330, 247528), (440, 185646), (528, 154705), (660, 123764), (880, 92823), (1320, 61882), (2640, 30941)]