291681720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1110

約数の個数: 192

約数和(自身を含む): 1049349600

約数和(自身を除く): 757667880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 73, 88, 90, 99, 110, 120, 132, 146, 165, 180, 198, 219, 220, 264, 292, 330, 360, 365, 396, 438, 440, 495, 584, 657, 660, 730, 792, 803, 876, 990, 1009, 1095, 1314, 1320, 1460, 1606, 1752, 1980, 2018, 2190, 2409, 2628, 2920, 3027, 3212, 3285, 3960, 4015, 4036, 4380, 4818, 5045, 5256, 6054, 6424, 6570, 7227, 8030, 8072, 8760, 9081, 9636, 10090, 11099, 12045, 12108, 13140, 14454, 15135, 16060, 18162, 19272, 20180, 22198, 24090, 24216, 26280, 28908, 30270, 32120, 33297, 36135, 36324, 40360, 44396, 45405, 48180, 55495, 57816, 60540, 66594, 72270, 72648, 73657, 88792, 90810, 96360, 99891, 110990, 121080, 133188, 144540, 147314, 166485, 181620, 199782, 220971, 221980, 266376, 289080, 294628, 332970, 363240, 368285, 399564, 441942, 443960, 499455, 589256, 662913, 665940, 736570, 799128, 810227, 883884, 998910, 1104855, 1325826, 1331880, 1473140, 1620454, 1767768, 1997820, 2209710, 2430681, 2651652, 2946280, 3240908, 3314565, 3995640, 4051135, 4419420, 4861362, 5303304, 6481816, 6629130, 7292043, 8102270, 8838840, 9722724, 12153405, 13258260, 14584086, 16204540, 19445448, 24306810, 26516520, 29168172, 32409080, 36460215, 48613620, 58336344, 72920430, 97227240, 145840860, 291681720]

約数ペア:

[(1, 291681720), (2, 145840860), (3, 97227240), (4, 72920430), (5, 58336344), (6, 48613620), (8, 36460215), (9, 32409080), (10, 29168172), (11, 26516520), (12, 24306810), (15, 19445448), (18, 16204540), (20, 14584086), (22, 13258260), (24, 12153405), (30, 9722724), (33, 8838840), (36, 8102270), (40, 7292043), (44, 6629130), (45, 6481816), (55, 5303304), (60, 4861362), (66, 4419420), (72, 4051135), (73, 3995640), (88, 3314565), (90, 3240908), (99, 2946280), (110, 2651652), (120, 2430681), (132, 2209710), (146, 1997820), (165, 1767768), (180, 1620454), (198, 1473140), (219, 1331880), (220, 1325826), (264, 1104855), (292, 998910), (330, 883884), (360, 810227), (365, 799128), (396, 736570), (438, 665940), (440, 662913), (495, 589256), (584, 499455), (657, 443960), (660, 441942), (730, 399564), (792, 368285), (803, 363240), (876, 332970), (990, 294628), (1009, 289080), (1095, 266376), (1314, 221980), (1320, 220971), (1460, 199782), (1606, 181620), (1752, 166485), (1980, 147314), (2018, 144540), (2190, 133188), (2409, 121080), (2628, 110990), (2920, 99891), (3027, 96360), (3212, 90810), (3285, 88792), (3960, 73657), (4015, 72648), (4036, 72270), (4380, 66594), (4818, 60540), (5045, 57816), (5256, 55495), (6054, 48180), (6424, 45405), (6570, 44396), (7227, 40360), (8030, 36324), (8072, 36135), (8760, 33297), (9081, 32120), (9636, 30270), (10090, 28908), (11099, 26280), (12045, 24216), (12108, 24090), (13140, 22198), (14454, 20180), (15135, 19272), (16060, 18162)]