251327664

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:445

約数の個数: 240

約数和(自身を含む): 868515840

約数和(自身を除く): 617188176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 49, 54, 56, 62, 63, 72, 84, 93, 98, 108, 112, 124, 126, 144, 147, 168, 186, 189, 196, 216, 217, 248, 252, 279, 294, 336, 372, 378, 383, 392, 432, 434, 441, 496, 504, 558, 588, 651, 744, 756, 766, 784, 837, 868, 882, 1008, 1116, 1149, 1176, 1302, 1323, 1488, 1512, 1519, 1532, 1674, 1736, 1764, 1953, 2232, 2298, 2352, 2604, 2646, 2681, 3024, 3038, 3064, 3348, 3447, 3472, 3528, 3906, 4464, 4557, 4596, 5208, 5292, 5362, 5859, 6076, 6128, 6696, 6894, 7056, 7812, 8043, 9114, 9192, 10341, 10416, 10584, 10724, 11718, 11873, 12152, 13392, 13671, 13788, 15624, 16086, 18228, 18384, 18767, 20682, 21168, 21448, 23436, 23746, 24129, 24304, 27342, 27576, 31248, 32172, 35619, 36456, 37534, 41013, 41364, 42896, 46872, 47492, 48258, 54684, 55152, 56301, 64344, 71238, 72387, 72912, 75068, 82026, 82728, 83111, 93744, 94984, 96516, 106857, 109368, 112602, 128688, 142476, 144774, 150136, 164052, 165456, 166222, 168903, 189968, 193032, 213714, 218736, 225204, 249333, 284952, 289548, 300272, 320571, 328104, 332444, 337806, 386064, 427428, 450408, 498666, 506709, 569904, 579096, 581777, 641142, 656208, 664888, 675612, 747999, 854856, 900816, 997332, 1013418, 1158192, 1163554, 1282284, 1329776, 1351224, 1495998, 1709712, 1745331, 1994664, 2026836, 2243997, 2327108, 2564568, 2702448, 2991996, 3490662, 3989328, 4053672, 4487994, 4654216, 5129136, 5235993, 5983992, 6981324, 8107344, 8975988, 9308432, 10471986, 11967984, 13962648, 15707979, 17951976, 20943972, 27925296, 31415958, 35903952, 41887944, 62831916, 83775888, 125663832, 251327664]

約数ペア:

[(1, 251327664), (2, 125663832), (3, 83775888), (4, 62831916), (6, 41887944), (7, 35903952), (8, 31415958), (9, 27925296), (12, 20943972), (14, 17951976), (16, 15707979), (18, 13962648), (21, 11967984), (24, 10471986), (27, 9308432), (28, 8975988), (31, 8107344), (36, 6981324), (42, 5983992), (48, 5235993), (49, 5129136), (54, 4654216), (56, 4487994), (62, 4053672), (63, 3989328), (72, 3490662), (84, 2991996), (93, 2702448), (98, 2564568), (108, 2327108), (112, 2243997), (124, 2026836), (126, 1994664), (144, 1745331), (147, 1709712), (168, 1495998), (186, 1351224), (189, 1329776), (196, 1282284), (216, 1163554), (217, 1158192), (248, 1013418), (252, 997332), (279, 900816), (294, 854856), (336, 747999), (372, 675612), (378, 664888), (383, 656208), (392, 641142), (432, 581777), (434, 579096), (441, 569904), (496, 506709), (504, 498666), (558, 450408), (588, 427428), (651, 386064), (744, 337806), (756, 332444), (766, 328104), (784, 320571), (837, 300272), (868, 289548), (882, 284952), (1008, 249333), (1116, 225204), (1149, 218736), (1176, 213714), (1302, 193032), (1323, 189968), (1488, 168903), (1512, 166222), (1519, 165456), (1532, 164052), (1674, 150136), (1736, 144774), (1764, 142476), (1953, 128688), (2232, 112602), (2298, 109368), (2352, 106857), (2604, 96516), (2646, 94984), (2681, 93744), (3024, 83111), (3038, 82728), (3064, 82026), (3348, 75068), (3447, 72912), (3472, 72387), (3528, 71238), (3906, 64344), (4464, 56301), (4557, 55152), (4596, 54684), (5208, 48258), (5292, 47492), (5362, 46872), (5859, 42896), (6076, 41364), (6128, 41013), (6696, 37534), (6894, 36456), (7056, 35619), (7812, 32172), (8043, 31248), (9114, 27576), (9192, 27342), (10341, 24304), (10416, 24129), (10584, 23746), (10724, 23436), (11718, 21448), (11873, 21168), (12152, 20682), (13392, 18767), (13671, 18384), (13788, 18228), (15624, 16086)]