21214560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 67465440

約数和(自身を除く): 46250880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 193, 229, 240, 386, 458, 480, 579, 687, 772, 916, 965, 1145, 1158, 1374, 1544, 1832, 1930, 2290, 2316, 2748, 2895, 3088, 3435, 3664, 3860, 4580, 4632, 5496, 5790, 6176, 6870, 7328, 7720, 9160, 9264, 10992, 11580, 13740, 15440, 18320, 18528, 21984, 23160, 27480, 30880, 36640, 44197, 46320, 54960, 88394, 92640, 109920, 132591, 176788, 220985, 265182, 353576, 441970, 530364, 662955, 707152, 883940, 1060728, 1325910, 1414304, 1767880, 2121456, 2651820, 3535760, 4242912, 5303640, 7071520, 10607280, 21214560]

約数ペア:

[(1, 21214560), (2, 10607280), (3, 7071520), (4, 5303640), (5, 4242912), (6, 3535760), (8, 2651820), (10, 2121456), (12, 1767880), (15, 1414304), (16, 1325910), (20, 1060728), (24, 883940), (30, 707152), (32, 662955), (40, 530364), (48, 441970), (60, 353576), (80, 265182), (96, 220985), (120, 176788), (160, 132591), (193, 109920), (229, 92640), (240, 88394), (386, 54960), (458, 46320), (480, 44197), (579, 36640), (687, 30880), (772, 27480), (916, 23160), (965, 21984), (1145, 18528), (1158, 18320), (1374, 15440), (1544, 13740), (1832, 11580), (1930, 10992), (2290, 9264), (2316, 9160), (2748, 7720), (2895, 7328), (3088, 6870), (3435, 6176), (3664, 5790), (3860, 5496), (4580, 4632)]