31091130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2940

約数の個数: 96

約数和(自身を含む): 97853184

約数和(自身を除く): 66762054

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2142, 2903, 3570, 5355, 5806, 8709, 10710, 14515, 17418, 20321, 26127, 29030, 40642, 43545, 49351, 52254, 60963, 87090, 98702, 101605, 121926, 130635, 148053, 182889, 203210, 246755, 261270, 296106, 304815, 345457, 365778, 444159, 493510, 609630, 690914, 740265, 888318, 914445, 1036371, 1480530, 1727285, 1828890, 2072742, 2220795, 3109113, 3454570, 4441590, 5181855, 6218226, 10363710, 15545565, 31091130]

約数ペア:

[(1, 31091130), (2, 15545565), (3, 10363710), (5, 6218226), (6, 5181855), (7, 4441590), (9, 3454570), (10, 3109113), (14, 2220795), (15, 2072742), (17, 1828890), (18, 1727285), (21, 1480530), (30, 1036371), (34, 914445), (35, 888318), (42, 740265), (45, 690914), (51, 609630), (63, 493510), (70, 444159), (85, 365778), (90, 345457), (102, 304815), (105, 296106), (119, 261270), (126, 246755), (153, 203210), (170, 182889), (210, 148053), (238, 130635), (255, 121926), (306, 101605), (315, 98702), (357, 87090), (510, 60963), (595, 52254), (630, 49351), (714, 43545), (765, 40642), (1071, 29030), (1190, 26127), (1530, 20321), (1785, 17418), (2142, 14515), (2903, 10710), (3570, 8709), (5355, 5806)]