349044680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{13873}}^1$

素因数の和:13938

約数の個数: 64

約数和(自身を含む): 854083440

約数和(自身を除く): 505038760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 3145, 5032, 6290, 12580, 13873, 25160, 27746, 55492, 69365, 110984, 138730, 235841, 277460, 471682, 513301, 554920, 943364, 1026602, 1179205, 1886728, 2053204, 2358410, 2566505, 4106408, 4716820, 5133010, 8726117, 9433640, 10266020, 17452234, 20532040, 34904468, 43630585, 69808936, 87261170, 174522340, 349044680]

約数ペア:

[(1, 349044680), (2, 174522340), (4, 87261170), (5, 69808936), (8, 43630585), (10, 34904468), (17, 20532040), (20, 17452234), (34, 10266020), (37, 9433640), (40, 8726117), (68, 5133010), (74, 4716820), (85, 4106408), (136, 2566505), (148, 2358410), (170, 2053204), (185, 1886728), (296, 1179205), (340, 1026602), (370, 943364), (629, 554920), (680, 513301), (740, 471682), (1258, 277460), (1480, 235841), (2516, 138730), (3145, 110984), (5032, 69365), (6290, 55492), (12580, 27746), (13873, 25160)]