81740640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170293}}^1$

素因数の和:170311

約数の個数: 48

約数和(自身を含む): 257484528

約数和(自身を除く): 175743888

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, 240, 480, 170293, 340586, 510879, 681172, 851465, 1021758, 1362344, 1702930, 2043516, 2554395, 2724688, 3405860, 4087032, 5108790, 5449376, 6811720, 8174064, 10217580, 13623440, 16348128, 20435160, 27246880, 40870320, 81740640]

約数ペア:

[(1, 81740640), (2, 40870320), (3, 27246880), (4, 20435160), (5, 16348128), (6, 13623440), (8, 10217580), (10, 8174064), (12, 6811720), (15, 5449376), (16, 5108790), (20, 4087032), (24, 3405860), (30, 2724688), (32, 2554395), (40, 2043516), (48, 1702930), (60, 1362344), (80, 1021758), (96, 851465), (120, 681172), (160, 510879), (240, 340586), (480, 170293)]