31550688

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 101006640

約数和(自身を除く): 69455952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 53, 54, 72, 78, 96, 104, 106, 108, 117, 144, 156, 159, 208, 212, 216, 234, 288, 312, 318, 351, 416, 424, 432, 468, 477, 624, 636, 689, 702, 848, 864, 936, 954, 1248, 1272, 1378, 1404, 1431, 1696, 1872, 1908, 2067, 2544, 2756, 2808, 2809, 2862, 3744, 3816, 4134, 5088, 5512, 5616, 5618, 5724, 6201, 7632, 8268, 8427, 11024, 11232, 11236, 11448, 12402, 15264, 16536, 16854, 18603, 22048, 22472, 22896, 24804, 25281, 33072, 33708, 36517, 37206, 44944, 45792, 49608, 50562, 66144, 67416, 73034, 74412, 75843, 89888, 99216, 101124, 109551, 134832, 146068, 148824, 151686, 198432, 202248, 219102, 269664, 292136, 297648, 303372, 328653, 404496, 438204, 584272, 595296, 606744, 657306, 808992, 876408, 985959, 1168544, 1213488, 1314612, 1752816, 1971918, 2426976, 2629224, 3505632, 3943836, 5258448, 7887672, 10516896, 15775344, 31550688]

約数ペア:

[(1, 31550688), (2, 15775344), (3, 10516896), (4, 7887672), (6, 5258448), (8, 3943836), (9, 3505632), (12, 2629224), (13, 2426976), (16, 1971918), (18, 1752816), (24, 1314612), (26, 1213488), (27, 1168544), (32, 985959), (36, 876408), (39, 808992), (48, 657306), (52, 606744), (53, 595296), (54, 584272), (72, 438204), (78, 404496), (96, 328653), (104, 303372), (106, 297648), (108, 292136), (117, 269664), (144, 219102), (156, 202248), (159, 198432), (208, 151686), (212, 148824), (216, 146068), (234, 134832), (288, 109551), (312, 101124), (318, 99216), (351, 89888), (416, 75843), (424, 74412), (432, 73034), (468, 67416), (477, 66144), (624, 50562), (636, 49608), (689, 45792), (702, 44944), (848, 37206), (864, 36517), (936, 33708), (954, 33072), (1248, 25281), (1272, 24804), (1378, 22896), (1404, 22472), (1431, 22048), (1696, 18603), (1872, 16854), (1908, 16536), (2067, 15264), (2544, 12402), (2756, 11448), (2808, 11236), (2809, 11232), (2862, 11024), (3744, 8427), (3816, 8268), (4134, 7632), (5088, 6201), (5512, 5724), (5616, 5618)]