71617248

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1789}}^1$

素因数の和:1944

約数の個数: 72

約数和(自身を含む): 205241400

約数和(自身を除く): 133624152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 556, 834, 1112, 1251, 1668, 1789, 2224, 2502, 3336, 3578, 4448, 5004, 5367, 6672, 7156, 10008, 10734, 13344, 14312, 16101, 20016, 21468, 28624, 32202, 40032, 42936, 57248, 64404, 85872, 128808, 171744, 248671, 257616, 497342, 515232, 746013, 994684, 1492026, 1989368, 2238039, 2984052, 3978736, 4476078, 5968104, 7957472, 8952156, 11936208, 17904312, 23872416, 35808624, 71617248]

約数ペア:

[(1, 71617248), (2, 35808624), (3, 23872416), (4, 17904312), (6, 11936208), (8, 8952156), (9, 7957472), (12, 5968104), (16, 4476078), (18, 3978736), (24, 2984052), (32, 2238039), (36, 1989368), (48, 1492026), (72, 994684), (96, 746013), (139, 515232), (144, 497342), (278, 257616), (288, 248671), (417, 171744), (556, 128808), (834, 85872), (1112, 64404), (1251, 57248), (1668, 42936), (1789, 40032), (2224, 32202), (2502, 28624), (3336, 21468), (3578, 20016), (4448, 16101), (5004, 14312), (5367, 13344), (6672, 10734), (7156, 10008)]