260621712

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 200

約数和(自身を含む): 840224000

約数和(自身を除く): 579602288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 36, 39, 48, 52, 54, 62, 72, 78, 81, 93, 104, 108, 117, 124, 144, 156, 162, 186, 208, 216, 234, 248, 279, 312, 324, 351, 372, 403, 432, 468, 496, 499, 558, 624, 648, 702, 744, 806, 837, 936, 998, 1053, 1116, 1209, 1296, 1404, 1488, 1497, 1612, 1674, 1872, 1996, 2106, 2232, 2418, 2511, 2808, 2994, 3224, 3348, 3627, 3992, 4212, 4464, 4491, 4836, 5022, 5616, 5988, 6448, 6487, 6696, 7254, 7984, 8424, 8982, 9672, 10044, 10881, 11976, 12974, 13392, 13473, 14508, 15469, 16848, 17964, 19344, 19461, 20088, 21762, 23952, 25948, 26946, 29016, 30938, 32643, 35928, 38922, 40176, 40419, 43524, 46407, 51896, 53892, 58032, 58383, 61876, 65286, 71856, 77844, 80838, 87048, 92814, 103792, 107784, 116766, 123752, 130572, 139221, 155688, 161676, 174096, 175149, 185628, 201097, 215568, 233532, 247504, 261144, 278442, 311376, 323352, 350298, 371256, 402194, 417663, 467064, 522288, 525447, 556884, 603291, 646704, 700596, 742512, 804388, 835326, 934128, 1050894, 1113768, 1206582, 1252989, 1401192, 1608776, 1670652, 1809873, 2101788, 2227536, 2413164, 2505978, 2802384, 3217552, 3341304, 3619746, 4203576, 4826328, 5011956, 5429619, 6682608, 7239492, 8407152, 9652656, 10023912, 10859238, 14478984, 16288857, 20047824, 21718476, 28957968, 32577714, 43436952, 65155428, 86873904, 130310856, 260621712]

約数ペア:

[(1, 260621712), (2, 130310856), (3, 86873904), (4, 65155428), (6, 43436952), (8, 32577714), (9, 28957968), (12, 21718476), (13, 20047824), (16, 16288857), (18, 14478984), (24, 10859238), (26, 10023912), (27, 9652656), (31, 8407152), (36, 7239492), (39, 6682608), (48, 5429619), (52, 5011956), (54, 4826328), (62, 4203576), (72, 3619746), (78, 3341304), (81, 3217552), (93, 2802384), (104, 2505978), (108, 2413164), (117, 2227536), (124, 2101788), (144, 1809873), (156, 1670652), (162, 1608776), (186, 1401192), (208, 1252989), (216, 1206582), (234, 1113768), (248, 1050894), (279, 934128), (312, 835326), (324, 804388), (351, 742512), (372, 700596), (403, 646704), (432, 603291), (468, 556884), (496, 525447), (499, 522288), (558, 467064), (624, 417663), (648, 402194), (702, 371256), (744, 350298), (806, 323352), (837, 311376), (936, 278442), (998, 261144), (1053, 247504), (1116, 233532), (1209, 215568), (1296, 201097), (1404, 185628), (1488, 175149), (1497, 174096), (1612, 161676), (1674, 155688), (1872, 139221), (1996, 130572), (2106, 123752), (2232, 116766), (2418, 107784), (2511, 103792), (2808, 92814), (2994, 87048), (3224, 80838), (3348, 77844), (3627, 71856), (3992, 65286), (4212, 61876), (4464, 58383), (4491, 58032), (4836, 53892), (5022, 51896), (5616, 46407), (5988, 43524), (6448, 40419), (6487, 40176), (6696, 38922), (7254, 35928), (7984, 32643), (8424, 30938), (8982, 29016), (9672, 26946), (10044, 25948), (10881, 23952), (11976, 21762), (12974, 20088), (13392, 19461), (13473, 19344), (14508, 17964), (15469, 16848)]