1293504640

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22709}}^1$

素因数の和:22817

約数の個数: 64

約数和(自身を含む): 3127167000

約数和(自身を除く): 1833662360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1424, 1780, 2848, 3560, 5696, 7120, 11392, 14240, 22709, 28480, 45418, 56960, 90836, 113545, 181672, 227090, 363344, 454180, 726688, 908360, 1453376, 1816720, 2021101, 2906752, 3633440, 4042202, 7266880, 8084404, 10105505, 14533760, 16168808, 20211010, 32337616, 40422020, 64675232, 80844040, 129350464, 161688080, 258700928, 323376160, 646752320, 1293504640]

約数ペア:

[(1, 1293504640), (2, 646752320), (4, 323376160), (5, 258700928), (8, 161688080), (10, 129350464), (16, 80844040), (20, 64675232), (32, 40422020), (40, 32337616), (64, 20211010), (80, 16168808), (89, 14533760), (128, 10105505), (160, 8084404), (178, 7266880), (320, 4042202), (356, 3633440), (445, 2906752), (640, 2021101), (712, 1816720), (890, 1453376), (1424, 908360), (1780, 726688), (2848, 454180), (3560, 363344), (5696, 227090), (7120, 181672), (11392, 113545), (14240, 90836), (22709, 56960), (28480, 45418)]