28982940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:627

約数の個数: 96

約数和(自身を含む): 93563904

約数和(自身を除く): 64580964

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, 151, 210, 302, 420, 453, 457, 604, 755, 906, 914, 1057, 1371, 1510, 1812, 1828, 2114, 2265, 2285, 2742, 3020, 3171, 3199, 4228, 4530, 4570, 5285, 5484, 6342, 6398, 6855, 9060, 9140, 9597, 10570, 12684, 12796, 13710, 15855, 15995, 19194, 21140, 27420, 31710, 31990, 38388, 47985, 63420, 63980, 69007, 95970, 138014, 191940, 207021, 276028, 345035, 414042, 483049, 690070, 828084, 966098, 1035105, 1380140, 1449147, 1932196, 2070210, 2415245, 2898294, 4140420, 4830490, 5796588, 7245735, 9660980, 14491470, 28982940]

約数ペア:

[(1, 28982940), (2, 14491470), (3, 9660980), (4, 7245735), (5, 5796588), (6, 4830490), (7, 4140420), (10, 2898294), (12, 2415245), (14, 2070210), (15, 1932196), (20, 1449147), (21, 1380140), (28, 1035105), (30, 966098), (35, 828084), (42, 690070), (60, 483049), (70, 414042), (84, 345035), (105, 276028), (140, 207021), (151, 191940), (210, 138014), (302, 95970), (420, 69007), (453, 63980), (457, 63420), (604, 47985), (755, 38388), (906, 31990), (914, 31710), (1057, 27420), (1371, 21140), (1510, 19194), (1812, 15995), (1828, 15855), (2114, 13710), (2265, 12796), (2285, 12684), (2742, 10570), (3020, 9597), (3171, 9140), (3199, 9060), (4228, 6855), (4530, 6398), (4570, 6342), (5285, 5484)]