318238120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1231}}^1$

素因数の和:1546

約数の個数: 64

約数和(自身を含む): 750435840

約数和(自身を除く): 432197720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 281, 460, 562, 920, 1124, 1231, 1405, 2248, 2462, 2810, 4924, 5620, 6155, 6463, 9848, 11240, 12310, 12926, 24620, 25852, 28313, 32315, 49240, 51704, 56626, 64630, 113252, 129260, 141565, 226504, 258520, 283130, 345911, 566260, 691822, 1132520, 1383644, 1729555, 2767288, 3459110, 6918220, 7955953, 13836440, 15911906, 31823812, 39779765, 63647624, 79559530, 159119060, 318238120]

約数ペア:

[(1, 318238120), (2, 159119060), (4, 79559530), (5, 63647624), (8, 39779765), (10, 31823812), (20, 15911906), (23, 13836440), (40, 7955953), (46, 6918220), (92, 3459110), (115, 2767288), (184, 1729555), (230, 1383644), (281, 1132520), (460, 691822), (562, 566260), (920, 345911), (1124, 283130), (1231, 258520), (1405, 226504), (2248, 141565), (2462, 129260), (2810, 113252), (4924, 64630), (5620, 56626), (6155, 51704), (6463, 49240), (9848, 32315), (11240, 28313), (12310, 25852), (12926, 24620)]