30786420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3187}}^1$

素因数の和:3229

約数の個数: 96

約数和(自身を含む): 102832128

約数和(自身を除く): 72045708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3187, 3220, 4830, 6374, 9561, 9660, 12748, 15935, 19122, 22309, 31870, 38244, 44618, 47805, 63740, 66927, 73301, 89236, 95610, 111545, 133854, 146602, 191220, 219903, 223090, 267708, 293204, 334635, 366505, 439806, 446180, 513107, 669270, 733010, 879612, 1026214, 1099515, 1338540, 1466020, 1539321, 2052428, 2199030, 2565535, 3078642, 4398060, 5131070, 6157284, 7696605, 10262140, 15393210, 30786420]

約数ペア:

[(1, 30786420), (2, 15393210), (3, 10262140), (4, 7696605), (5, 6157284), (6, 5131070), (7, 4398060), (10, 3078642), (12, 2565535), (14, 2199030), (15, 2052428), (20, 1539321), (21, 1466020), (23, 1338540), (28, 1099515), (30, 1026214), (35, 879612), (42, 733010), (46, 669270), (60, 513107), (69, 446180), (70, 439806), (84, 366505), (92, 334635), (105, 293204), (115, 267708), (138, 223090), (140, 219903), (161, 191220), (210, 146602), (230, 133854), (276, 111545), (322, 95610), (345, 89236), (420, 73301), (460, 66927), (483, 63740), (644, 47805), (690, 44618), (805, 38244), (966, 31870), (1380, 22309), (1610, 19122), (1932, 15935), (2415, 12748), (3187, 9660), (3220, 9561), (4830, 6374)]