678741910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8087}}^1$

素因数の和:8221

約数の個数: 64

約数和(自身を含む): 1537367040

約数和(自身を除く): 858625130

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 154, 218, 385, 545, 763, 770, 1090, 1199, 1526, 2398, 3815, 5995, 7630, 8087, 8393, 11990, 16174, 16786, 40435, 41965, 56609, 80870, 83930, 88957, 113218, 177914, 283045, 444785, 566090, 622699, 881483, 889570, 1245398, 1762966, 3113495, 4407415, 6170381, 6226990, 8814830, 9696313, 12340762, 19392626, 30851905, 48481565, 61703810, 67874191, 96963130, 135748382, 339370955, 678741910]

約数ペア:

[(1, 678741910), (2, 339370955), (5, 135748382), (7, 96963130), (10, 67874191), (11, 61703810), (14, 48481565), (22, 30851905), (35, 19392626), (55, 12340762), (70, 9696313), (77, 8814830), (109, 6226990), (110, 6170381), (154, 4407415), (218, 3113495), (385, 1762966), (545, 1245398), (763, 889570), (770, 881483), (1090, 622699), (1199, 566090), (1526, 444785), (2398, 283045), (3815, 177914), (5995, 113218), (7630, 88957), (8087, 83930), (8393, 80870), (11990, 56609), (16174, 41965), (16786, 40435)]