256208304

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1487

約数の個数: 120

約数和(自身を含む): 751507456

約数和(自身を除く): 495299152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 121, 124, 132, 176, 186, 242, 248, 264, 341, 363, 372, 484, 496, 528, 682, 726, 744, 968, 1023, 1364, 1423, 1452, 1488, 1936, 2046, 2728, 2846, 2904, 3751, 4092, 4269, 5456, 5692, 5808, 7502, 8184, 8538, 11253, 11384, 15004, 15653, 16368, 17076, 22506, 22768, 30008, 31306, 34152, 44113, 45012, 46959, 60016, 62612, 68304, 88226, 90024, 93918, 125224, 132339, 172183, 176452, 180048, 187836, 250448, 264678, 344366, 352904, 375672, 485243, 516549, 529356, 688732, 705808, 751344, 970486, 1033098, 1058712, 1377464, 1455729, 1940972, 2066196, 2117424, 2754928, 2911458, 3881944, 4132392, 5337673, 5822916, 7763888, 8264784, 10675346, 11645832, 16013019, 21350692, 23291664, 32026038, 42701384, 64052076, 85402768, 128104152, 256208304]

約数ペア:

[(1, 256208304), (2, 128104152), (3, 85402768), (4, 64052076), (6, 42701384), (8, 32026038), (11, 23291664), (12, 21350692), (16, 16013019), (22, 11645832), (24, 10675346), (31, 8264784), (33, 7763888), (44, 5822916), (48, 5337673), (62, 4132392), (66, 3881944), (88, 2911458), (93, 2754928), (121, 2117424), (124, 2066196), (132, 1940972), (176, 1455729), (186, 1377464), (242, 1058712), (248, 1033098), (264, 970486), (341, 751344), (363, 705808), (372, 688732), (484, 529356), (496, 516549), (528, 485243), (682, 375672), (726, 352904), (744, 344366), (968, 264678), (1023, 250448), (1364, 187836), (1423, 180048), (1452, 176452), (1488, 172183), (1936, 132339), (2046, 125224), (2728, 93918), (2846, 90024), (2904, 88226), (3751, 68304), (4092, 62612), (4269, 60016), (5456, 46959), (5692, 45012), (5808, 44113), (7502, 34152), (8184, 31306), (8538, 30008), (11253, 22768), (11384, 22506), (15004, 17076), (15653, 16368)]