31797540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{733}}^1$

素因数の和:989

約数の個数: 72

約数和(自身を含む): 96984888

約数和(自身を除く): 65187348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 733, 964, 1205, 1446, 1466, 2169, 2199, 2410, 2892, 2932, 3615, 3665, 4338, 4398, 4820, 6597, 7230, 7330, 8676, 8796, 10845, 10995, 13194, 14460, 14660, 21690, 21990, 26388, 32985, 43380, 43980, 65970, 131940, 176653, 353306, 529959, 706612, 883265, 1059918, 1589877, 1766530, 2119836, 2649795, 3179754, 3533060, 5299590, 6359508, 7949385, 10599180, 15898770, 31797540]

約数ペア:

[(1, 31797540), (2, 15898770), (3, 10599180), (4, 7949385), (5, 6359508), (6, 5299590), (9, 3533060), (10, 3179754), (12, 2649795), (15, 2119836), (18, 1766530), (20, 1589877), (30, 1059918), (36, 883265), (45, 706612), (60, 529959), (90, 353306), (180, 176653), (241, 131940), (482, 65970), (723, 43980), (733, 43380), (964, 32985), (1205, 26388), (1446, 21990), (1466, 21690), (2169, 14660), (2199, 14460), (2410, 13194), (2892, 10995), (2932, 10845), (3615, 8796), (3665, 8676), (4338, 7330), (4398, 7230), (4820, 6597)]