82421220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 265015296

約数和(自身を除く): 182594076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 311, 420, 622, 631, 933, 1244, 1262, 1555, 1866, 1893, 2177, 2524, 3110, 3155, 3732, 3786, 4354, 4417, 4665, 6220, 6310, 6531, 7572, 8708, 8834, 9330, 9465, 10885, 12620, 13062, 13251, 17668, 18660, 18930, 21770, 22085, 26124, 26502, 32655, 37860, 43540, 44170, 53004, 65310, 66255, 88340, 130620, 132510, 196241, 265020, 392482, 588723, 784964, 981205, 1177446, 1373687, 1962410, 2354892, 2747374, 2943615, 3924820, 4121061, 5494748, 5887230, 6868435, 8242122, 11774460, 13736870, 16484244, 20605305, 27473740, 41210610, 82421220]

約数ペア:

[(1, 82421220), (2, 41210610), (3, 27473740), (4, 20605305), (5, 16484244), (6, 13736870), (7, 11774460), (10, 8242122), (12, 6868435), (14, 5887230), (15, 5494748), (20, 4121061), (21, 3924820), (28, 2943615), (30, 2747374), (35, 2354892), (42, 1962410), (60, 1373687), (70, 1177446), (84, 981205), (105, 784964), (140, 588723), (210, 392482), (311, 265020), (420, 196241), (622, 132510), (631, 130620), (933, 88340), (1244, 66255), (1262, 65310), (1555, 53004), (1866, 44170), (1893, 43540), (2177, 37860), (2524, 32655), (3110, 26502), (3155, 26124), (3732, 22085), (3786, 21770), (4354, 18930), (4417, 18660), (4665, 17668), (6220, 13251), (6310, 13062), (6531, 12620), (7572, 10885), (8708, 9465), (8834, 9330)]