215089264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 464032800

約数和(自身を除く): 248943536

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 109, 179, 208, 212, 218, 358, 424, 436, 689, 716, 848, 872, 1378, 1417, 1432, 1744, 2327, 2756, 2834, 2864, 4654, 5512, 5668, 5777, 9308, 9487, 11024, 11336, 11554, 18616, 18974, 19511, 22672, 23108, 37232, 37948, 39022, 46216, 75101, 75896, 78044, 92432, 123331, 150202, 151792, 156088, 246662, 253643, 300404, 312176, 493324, 507286, 600808, 986648, 1014572, 1034083, 1201616, 1973296, 2029144, 2068166, 4058288, 4136332, 8272664, 13443079, 16545328, 26886158, 53772316, 107544632, 215089264]

約数ペア:

[(1, 215089264), (2, 107544632), (4, 53772316), (8, 26886158), (13, 16545328), (16, 13443079), (26, 8272664), (52, 4136332), (53, 4058288), (104, 2068166), (106, 2029144), (109, 1973296), (179, 1201616), (208, 1034083), (212, 1014572), (218, 986648), (358, 600808), (424, 507286), (436, 493324), (689, 312176), (716, 300404), (848, 253643), (872, 246662), (1378, 156088), (1417, 151792), (1432, 150202), (1744, 123331), (2327, 92432), (2756, 78044), (2834, 75896), (2864, 75101), (4654, 46216), (5512, 39022), (5668, 37948), (5777, 37232), (9308, 23108), (9487, 22672), (11024, 19511), (11336, 18974), (11554, 18616)]