245739168

素因数分解:

$2^5\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1327}}^1$

素因数の和:1986

約数の個数: 72

約数和(自身を含む): 700435008

約数和(自身を除く): 454695840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 643, 1286, 1327, 1929, 2572, 2654, 3858, 3981, 5144, 5308, 5787, 7716, 7962, 10288, 10616, 11574, 11943, 15432, 15924, 20576, 21232, 23148, 23886, 30864, 31848, 42464, 46296, 47772, 61728, 63696, 92592, 95544, 127392, 185184, 191088, 382176, 853261, 1706522, 2559783, 3413044, 5119566, 6826088, 7679349, 10239132, 13652176, 15358698, 20478264, 27304352, 30717396, 40956528, 61434792, 81913056, 122869584, 245739168]

約数ペア:

[(1, 245739168), (2, 122869584), (3, 81913056), (4, 61434792), (6, 40956528), (8, 30717396), (9, 27304352), (12, 20478264), (16, 15358698), (18, 13652176), (24, 10239132), (32, 7679349), (36, 6826088), (48, 5119566), (72, 3413044), (96, 2559783), (144, 1706522), (288, 853261), (643, 382176), (1286, 191088), (1327, 185184), (1929, 127392), (2572, 95544), (2654, 92592), (3858, 63696), (3981, 61728), (5144, 47772), (5308, 46296), (5787, 42464), (7716, 31848), (7962, 30864), (10288, 23886), (10616, 23148), (11574, 21232), (11943, 20576), (15432, 15924)]