17880821970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1\times {\mathrm{1009}}^1$

素因数の和:1760

約数の個数: 128

約数和(自身を含む): 47499540480

約数和(自身を除く): 29618718510

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 83, 110, 165, 166, 249, 330, 415, 498, 647, 830, 913, 1009, 1245, 1294, 1826, 1941, 2018, 2490, 2739, 3027, 3235, 3882, 4565, 5045, 5478, 6054, 6470, 7117, 9130, 9705, 10090, 11099, 13695, 14234, 15135, 19410, 21351, 22198, 27390, 30270, 33297, 35585, 42702, 53701, 55495, 66594, 71170, 83747, 106755, 107402, 110990, 161103, 166485, 167494, 213510, 251241, 268505, 322206, 332970, 418735, 502482, 537010, 590711, 652823, 805515, 837470, 921217, 1181422, 1256205, 1305646, 1611030, 1772133, 1842434, 1958469, 2512410, 2763651, 2953555, 3264115, 3544266, 3916938, 4606085, 5527302, 5907110, 6528230, 7181053, 8860665, 9212170, 9792345, 13818255, 14362106, 17721330, 19584690, 21543159, 27636510, 35905265, 43086318, 54184309, 71810530, 107715795, 108368618, 162552927, 215431590, 270921545, 325105854, 541843090, 596027399, 812764635, 1192054798, 1625529270, 1788082197, 2980136995, 3576164394, 5960273990, 8940410985, 17880821970]

約数ペア:

[(1, 17880821970), (2, 8940410985), (3, 5960273990), (5, 3576164394), (6, 2980136995), (10, 1788082197), (11, 1625529270), (15, 1192054798), (22, 812764635), (30, 596027399), (33, 541843090), (55, 325105854), (66, 270921545), (83, 215431590), (110, 162552927), (165, 108368618), (166, 107715795), (249, 71810530), (330, 54184309), (415, 43086318), (498, 35905265), (647, 27636510), (830, 21543159), (913, 19584690), (1009, 17721330), (1245, 14362106), (1294, 13818255), (1826, 9792345), (1941, 9212170), (2018, 8860665), (2490, 7181053), (2739, 6528230), (3027, 5907110), (3235, 5527302), (3882, 4606085), (4565, 3916938), (5045, 3544266), (5478, 3264115), (6054, 2953555), (6470, 2763651), (7117, 2512410), (9130, 1958469), (9705, 1842434), (10090, 1772133), (11099, 1611030), (13695, 1305646), (14234, 1256205), (15135, 1181422), (19410, 921217), (21351, 837470), (22198, 805515), (27390, 652823), (30270, 590711), (33297, 537010), (35585, 502482), (42702, 418735), (53701, 332970), (55495, 322206), (66594, 268505), (71170, 251241), (83747, 213510), (106755, 167494), (107402, 166485), (110990, 161103)]