256091760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2237}}^1$

素因数の和:2312

約数の個数: 160

約数和(自身を含む): 899138880

約数和(自身を除く): 643047120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 90, 106, 108, 120, 135, 144, 159, 180, 212, 216, 240, 265, 270, 318, 360, 424, 432, 477, 530, 540, 636, 720, 795, 848, 954, 1060, 1080, 1272, 1431, 1590, 1908, 2120, 2160, 2237, 2385, 2544, 2862, 3180, 3816, 4240, 4474, 4770, 5724, 6360, 6711, 7155, 7632, 8948, 9540, 11185, 11448, 12720, 13422, 14310, 17896, 19080, 20133, 22370, 22896, 26844, 28620, 33555, 35792, 38160, 40266, 44740, 53688, 57240, 60399, 67110, 80532, 89480, 100665, 107376, 114480, 118561, 120798, 134220, 161064, 178960, 201330, 237122, 241596, 268440, 301995, 322128, 355683, 402660, 474244, 483192, 536880, 592805, 603990, 711366, 805320, 948488, 966384, 1067049, 1185610, 1207980, 1422732, 1610640, 1778415, 1896976, 2134098, 2371220, 2415960, 2845464, 3201147, 3556830, 4268196, 4742440, 4831920, 5335245, 5690928, 6402294, 7113660, 8536392, 9484880, 10670490, 12804588, 14227320, 16005735, 17072784, 21340980, 25609176, 28454640, 32011470, 42681960, 51218352, 64022940, 85363920, 128045880, 256091760]

約数ペア:

[(1, 256091760), (2, 128045880), (3, 85363920), (4, 64022940), (5, 51218352), (6, 42681960), (8, 32011470), (9, 28454640), (10, 25609176), (12, 21340980), (15, 17072784), (16, 16005735), (18, 14227320), (20, 12804588), (24, 10670490), (27, 9484880), (30, 8536392), (36, 7113660), (40, 6402294), (45, 5690928), (48, 5335245), (53, 4831920), (54, 4742440), (60, 4268196), (72, 3556830), (80, 3201147), (90, 2845464), (106, 2415960), (108, 2371220), (120, 2134098), (135, 1896976), (144, 1778415), (159, 1610640), (180, 1422732), (212, 1207980), (216, 1185610), (240, 1067049), (265, 966384), (270, 948488), (318, 805320), (360, 711366), (424, 603990), (432, 592805), (477, 536880), (530, 483192), (540, 474244), (636, 402660), (720, 355683), (795, 322128), (848, 301995), (954, 268440), (1060, 241596), (1080, 237122), (1272, 201330), (1431, 178960), (1590, 161064), (1908, 134220), (2120, 120798), (2160, 118561), (2237, 114480), (2385, 107376), (2544, 100665), (2862, 89480), (3180, 80532), (3816, 67110), (4240, 60399), (4474, 57240), (4770, 53688), (5724, 44740), (6360, 40266), (6711, 38160), (7155, 35792), (7632, 33555), (8948, 28620), (9540, 26844), (11185, 22896), (11448, 22370), (12720, 20133), (13422, 19080), (14310, 17896)]