256028256

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 288

約数和(自身を含む): 858009600

約数和(自身を除く): 601981344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 32, 33, 36, 44, 48, 54, 62, 66, 72, 79, 88, 93, 96, 99, 108, 121, 124, 132, 144, 158, 176, 186, 198, 216, 237, 242, 248, 264, 279, 288, 297, 316, 341, 352, 363, 372, 396, 432, 474, 484, 496, 528, 558, 594, 632, 682, 711, 726, 744, 792, 837, 864, 869, 948, 968, 992, 1023, 1056, 1089, 1116, 1188, 1264, 1364, 1422, 1452, 1488, 1584, 1674, 1738, 1896, 1936, 2046, 2133, 2178, 2232, 2376, 2449, 2528, 2607, 2728, 2844, 2904, 2976, 3069, 3168, 3267, 3348, 3476, 3751, 3792, 3872, 4092, 4266, 4356, 4464, 4752, 4898, 5214, 5456, 5688, 5808, 6138, 6534, 6696, 6952, 7347, 7502, 7584, 7821, 8184, 8532, 8712, 8928, 9207, 9504, 9559, 9796, 10428, 10912, 11253, 11376, 11616, 12276, 13068, 13392, 13904, 14694, 15004, 15642, 16368, 17064, 17424, 18414, 19118, 19592, 20856, 22041, 22506, 22752, 23463, 24552, 26136, 26784, 26939, 27808, 28677, 29388, 30008, 31284, 32736, 33759, 34128, 34848, 36828, 38236, 39184, 41712, 44082, 45012, 46926, 49104, 52272, 53878, 57354, 58776, 60016, 62568, 66123, 67518, 68256, 73656, 76472, 78368, 80817, 83424, 86031, 88164, 90024, 93852, 98208, 101277, 104544, 107756, 114708, 117552, 120032, 125136, 132246, 135036, 147312, 152944, 161634, 172062, 176328, 180048, 187704, 202554, 215512, 229416, 235104, 242451, 250272, 258093, 264492, 270072, 294624, 296329, 305888, 323268, 344124, 352656, 360096, 375408, 405108, 431024, 458832, 484902, 516186, 528984, 540144, 592658, 646536, 688248, 705312, 727353, 750816, 810216, 862048, 888987, 917664, 969804, 1032372, 1057968, 1080288, 1185316, 1293072, 1376496, 1454706, 1620432, 1777974, 1939608, 2064744, 2115936, 2370632, 2586144, 2666961, 2752992, 2909412, 3240864, 3555948, 3879216, 4129488, 4741264, 5333922, 5818824, 7111896, 7758432, 8000883, 8258976, 9482528, 10667844, 11637648, 14223792, 16001766, 21335688, 23275296, 28447584, 32003532, 42671376, 64007064, 85342752, 128014128, 256028256]

約数ペア:

[(1, 256028256), (2, 128014128), (3, 85342752), (4, 64007064), (6, 42671376), (8, 32003532), (9, 28447584), (11, 23275296), (12, 21335688), (16, 16001766), (18, 14223792), (22, 11637648), (24, 10667844), (27, 9482528), (31, 8258976), (32, 8000883), (33, 7758432), (36, 7111896), (44, 5818824), (48, 5333922), (54, 4741264), (62, 4129488), (66, 3879216), (72, 3555948), (79, 3240864), (88, 2909412), (93, 2752992), (96, 2666961), (99, 2586144), (108, 2370632), (121, 2115936), (124, 2064744), (132, 1939608), (144, 1777974), (158, 1620432), (176, 1454706), (186, 1376496), (198, 1293072), (216, 1185316), (237, 1080288), (242, 1057968), (248, 1032372), (264, 969804), (279, 917664), (288, 888987), (297, 862048), (316, 810216), (341, 750816), (352, 727353), (363, 705312), (372, 688248), (396, 646536), (432, 592658), (474, 540144), (484, 528984), (496, 516186), (528, 484902), (558, 458832), (594, 431024), (632, 405108), (682, 375408), (711, 360096), (726, 352656), (744, 344124), (792, 323268), (837, 305888), (864, 296329), (869, 294624), (948, 270072), (968, 264492), (992, 258093), (1023, 250272), (1056, 242451), (1089, 235104), (1116, 229416), (1188, 215512), (1264, 202554), (1364, 187704), (1422, 180048), (1452, 176328), (1488, 172062), (1584, 161634), (1674, 152944), (1738, 147312), (1896, 135036), (1936, 132246), (2046, 125136), (2133, 120032), (2178, 117552), (2232, 114708), (2376, 107756), (2449, 104544), (2528, 101277), (2607, 98208), (2728, 93852), (2844, 90024), (2904, 88164), (2976, 86031), (3069, 83424), (3168, 80817), (3267, 78368), (3348, 76472), (3476, 73656), (3751, 68256), (3792, 67518), (3872, 66123), (4092, 62568), (4266, 60016), (4356, 58776), (4464, 57354), (4752, 53878), (4898, 52272), (5214, 49104), (5456, 46926), (5688, 45012), (5808, 44082), (6138, 41712), (6534, 39184), (6696, 38236), (6952, 36828), (7347, 34848), (7502, 34128), (7584, 33759), (7821, 32736), (8184, 31284), (8532, 30008), (8712, 29388), (8928, 28677), (9207, 27808), (9504, 26939), (9559, 26784), (9796, 26136), (10428, 24552), (10912, 23463), (11253, 22752), (11376, 22506), (11616, 22041), (12276, 20856), (13068, 19592), (13392, 19118), (13904, 18414), (14694, 17424), (15004, 17064), (15642, 16368)]