79698780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 144

約数和(自身を含む): 282906624

約数和(自身を除く): 203207844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1471, 1505, 1548, 1806, 1935, 2580, 2709, 2942, 3010, 3612, 3870, 4413, 4515, 5418, 5884, 6020, 7355, 7740, 8826, 9030, 10297, 10836, 13239, 13545, 14710, 17652, 18060, 20594, 22065, 26478, 27090, 29420, 30891, 41188, 44130, 51485, 52956, 54180, 61782, 63253, 66195, 88260, 92673, 102970, 123564, 126506, 132390, 154455, 185346, 189759, 205940, 253012, 264780, 308910, 316265, 370692, 379518, 442771, 463365, 569277, 617820, 632530, 759036, 885542, 926730, 948795, 1138554, 1265060, 1328313, 1771084, 1853460, 1897590, 2213855, 2277108, 2656626, 2846385, 3795180, 3984939, 4427710, 5313252, 5692770, 6641565, 7969878, 8855420, 11385540, 13283130, 15939756, 19924695, 26566260, 39849390, 79698780]

約数ペア:

[(1, 79698780), (2, 39849390), (3, 26566260), (4, 19924695), (5, 15939756), (6, 13283130), (7, 11385540), (9, 8855420), (10, 7969878), (12, 6641565), (14, 5692770), (15, 5313252), (18, 4427710), (20, 3984939), (21, 3795180), (28, 2846385), (30, 2656626), (35, 2277108), (36, 2213855), (42, 1897590), (43, 1853460), (45, 1771084), (60, 1328313), (63, 1265060), (70, 1138554), (84, 948795), (86, 926730), (90, 885542), (105, 759036), (126, 632530), (129, 617820), (140, 569277), (172, 463365), (180, 442771), (210, 379518), (215, 370692), (252, 316265), (258, 308910), (301, 264780), (315, 253012), (387, 205940), (420, 189759), (430, 185346), (516, 154455), (602, 132390), (630, 126506), (645, 123564), (774, 102970), (860, 92673), (903, 88260), (1204, 66195), (1260, 63253), (1290, 61782), (1471, 54180), (1505, 52956), (1548, 51485), (1806, 44130), (1935, 41188), (2580, 30891), (2709, 29420), (2942, 27090), (3010, 26478), (3612, 22065), (3870, 20594), (4413, 18060), (4515, 17652), (5418, 14710), (5884, 13545), (6020, 13239), (7355, 10836), (7740, 10297), (8826, 9030)]