38639760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1229}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 120795840

約数和(自身を除く): 82156080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1229, 1310, 1572, 1965, 2096, 2458, 2620, 3144, 3687, 3930, 4916, 5240, 6145, 6288, 7374, 7860, 9832, 10480, 12290, 14748, 15720, 18435, 19664, 24580, 29496, 31440, 36870, 49160, 58992, 73740, 98320, 147480, 160999, 294960, 321998, 482997, 643996, 804995, 965994, 1287992, 1609990, 1931988, 2414985, 2575984, 3219980, 3863976, 4829970, 6439960, 7727952, 9659940, 12879920, 19319880, 38639760]

約数ペア:

[(1, 38639760), (2, 19319880), (3, 12879920), (4, 9659940), (5, 7727952), (6, 6439960), (8, 4829970), (10, 3863976), (12, 3219980), (15, 2575984), (16, 2414985), (20, 1931988), (24, 1609990), (30, 1287992), (40, 965994), (48, 804995), (60, 643996), (80, 482997), (120, 321998), (131, 294960), (240, 160999), (262, 147480), (393, 98320), (524, 73740), (655, 58992), (786, 49160), (1048, 36870), (1229, 31440), (1310, 29496), (1572, 24580), (1965, 19664), (2096, 18435), (2458, 15720), (2620, 14748), (3144, 12290), (3687, 10480), (3930, 9832), (4916, 7860), (5240, 7374), (6145, 6288)]