311261328

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1482

約数の個数: 180

約数和(自身を含む): 1046742528

約数和(自身を除く): 735481200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 248, 252, 279, 294, 336, 372, 392, 434, 441, 496, 504, 558, 588, 651, 744, 784, 868, 882, 1008, 1116, 1176, 1302, 1423, 1488, 1519, 1736, 1764, 1953, 2232, 2352, 2604, 2846, 3038, 3472, 3528, 3906, 4269, 4464, 4557, 5208, 5692, 6076, 7056, 7812, 8538, 9114, 9961, 10416, 11384, 12152, 12807, 13671, 15624, 17076, 18228, 19922, 22768, 24304, 25614, 27342, 29883, 31248, 34152, 36456, 39844, 44113, 51228, 54684, 59766, 68304, 69727, 72912, 79688, 88226, 89649, 102456, 109368, 119532, 132339, 139454, 159376, 176452, 179298, 204912, 209181, 218736, 239064, 264678, 278908, 308791, 352904, 358596, 397017, 418362, 478128, 529356, 557816, 617582, 627543, 705808, 717192, 794034, 836724, 926373, 1058712, 1115632, 1235164, 1255086, 1434384, 1588068, 1673448, 1852746, 2117424, 2161537, 2470328, 2510172, 2779119, 3176136, 3346896, 3705492, 4323074, 4940656, 5020344, 5558238, 6352272, 6484611, 7410984, 8646148, 10040688, 11116476, 12969222, 14821968, 17292296, 19453833, 22232952, 25938444, 34584592, 38907666, 44465904, 51876888, 77815332, 103753776, 155630664, 311261328]

約数ペア:

[(1, 311261328), (2, 155630664), (3, 103753776), (4, 77815332), (6, 51876888), (7, 44465904), (8, 38907666), (9, 34584592), (12, 25938444), (14, 22232952), (16, 19453833), (18, 17292296), (21, 14821968), (24, 12969222), (28, 11116476), (31, 10040688), (36, 8646148), (42, 7410984), (48, 6484611), (49, 6352272), (56, 5558238), (62, 5020344), (63, 4940656), (72, 4323074), (84, 3705492), (93, 3346896), (98, 3176136), (112, 2779119), (124, 2510172), (126, 2470328), (144, 2161537), (147, 2117424), (168, 1852746), (186, 1673448), (196, 1588068), (217, 1434384), (248, 1255086), (252, 1235164), (279, 1115632), (294, 1058712), (336, 926373), (372, 836724), (392, 794034), (434, 717192), (441, 705808), (496, 627543), (504, 617582), (558, 557816), (588, 529356), (651, 478128), (744, 418362), (784, 397017), (868, 358596), (882, 352904), (1008, 308791), (1116, 278908), (1176, 264678), (1302, 239064), (1423, 218736), (1488, 209181), (1519, 204912), (1736, 179298), (1764, 176452), (1953, 159376), (2232, 139454), (2352, 132339), (2604, 119532), (2846, 109368), (3038, 102456), (3472, 89649), (3528, 88226), (3906, 79688), (4269, 72912), (4464, 69727), (4557, 68304), (5208, 59766), (5692, 54684), (6076, 51228), (7056, 44113), (7812, 39844), (8538, 36456), (9114, 34152), (9961, 31248), (10416, 29883), (11384, 27342), (12152, 25614), (12807, 24304), (13671, 22768), (15624, 19922), (17076, 18228)]