261465624

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 256

約数和(自身を含む): 881280000

約数和(自身を除く): 619814376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 67, 72, 84, 87, 89, 108, 116, 126, 134, 168, 174, 178, 189, 201, 203, 216, 232, 252, 261, 267, 268, 348, 356, 378, 402, 406, 469, 504, 522, 534, 536, 603, 609, 623, 696, 712, 756, 783, 801, 804, 812, 938, 1044, 1068, 1206, 1218, 1246, 1407, 1512, 1566, 1602, 1608, 1624, 1809, 1827, 1869, 1876, 1943, 2088, 2136, 2403, 2412, 2436, 2492, 2581, 2814, 3132, 3204, 3618, 3654, 3738, 3752, 3886, 4221, 4806, 4824, 4872, 4984, 5162, 5481, 5607, 5628, 5829, 5963, 6264, 6408, 7236, 7308, 7476, 7743, 7772, 8442, 9612, 10324, 10962, 11214, 11256, 11658, 11926, 12663, 13601, 14472, 14616, 14952, 15486, 15544, 16821, 16884, 17487, 17889, 18067, 19224, 20648, 21924, 22428, 23229, 23316, 23852, 25326, 27202, 30972, 33642, 33768, 34974, 35778, 36134, 40803, 41741, 43848, 44856, 46458, 46632, 47704, 50652, 52461, 53667, 54201, 54404, 61944, 67284, 69687, 69948, 71556, 72268, 81606, 83482, 92916, 101304, 104922, 107334, 108402, 108808, 122409, 125223, 134568, 139374, 139896, 143112, 144536, 161001, 162603, 163212, 166964, 172927, 185832, 209844, 214668, 216804, 244818, 250446, 278748, 322002, 325206, 326424, 333928, 345854, 367227, 375669, 419688, 429336, 433608, 487809, 489636, 500892, 518781, 557496, 644004, 650412, 691708, 734454, 751338, 975618, 979272, 1001784, 1037562, 1127007, 1210489, 1288008, 1300824, 1383416, 1468908, 1502676, 1556343, 1951236, 2075124, 2254014, 2420978, 2937816, 3005352, 3112686, 3631467, 3902472, 4150248, 4508028, 4669029, 4841956, 6225372, 7262934, 9016056, 9338058, 9683912, 10894401, 12450744, 14525868, 18676116, 21788802, 29051736, 32683203, 37352232, 43577604, 65366406, 87155208, 130732812, 261465624]

約数ペア:

[(1, 261465624), (2, 130732812), (3, 87155208), (4, 65366406), (6, 43577604), (7, 37352232), (8, 32683203), (9, 29051736), (12, 21788802), (14, 18676116), (18, 14525868), (21, 12450744), (24, 10894401), (27, 9683912), (28, 9338058), (29, 9016056), (36, 7262934), (42, 6225372), (54, 4841956), (56, 4669029), (58, 4508028), (63, 4150248), (67, 3902472), (72, 3631467), (84, 3112686), (87, 3005352), (89, 2937816), (108, 2420978), (116, 2254014), (126, 2075124), (134, 1951236), (168, 1556343), (174, 1502676), (178, 1468908), (189, 1383416), (201, 1300824), (203, 1288008), (216, 1210489), (232, 1127007), (252, 1037562), (261, 1001784), (267, 979272), (268, 975618), (348, 751338), (356, 734454), (378, 691708), (402, 650412), (406, 644004), (469, 557496), (504, 518781), (522, 500892), (534, 489636), (536, 487809), (603, 433608), (609, 429336), (623, 419688), (696, 375669), (712, 367227), (756, 345854), (783, 333928), (801, 326424), (804, 325206), (812, 322002), (938, 278748), (1044, 250446), (1068, 244818), (1206, 216804), (1218, 214668), (1246, 209844), (1407, 185832), (1512, 172927), (1566, 166964), (1602, 163212), (1608, 162603), (1624, 161001), (1809, 144536), (1827, 143112), (1869, 139896), (1876, 139374), (1943, 134568), (2088, 125223), (2136, 122409), (2403, 108808), (2412, 108402), (2436, 107334), (2492, 104922), (2581, 101304), (2814, 92916), (3132, 83482), (3204, 81606), (3618, 72268), (3654, 71556), (3738, 69948), (3752, 69687), (3886, 67284), (4221, 61944), (4806, 54404), (4824, 54201), (4872, 53667), (4984, 52461), (5162, 50652), (5481, 47704), (5607, 46632), (5628, 46458), (5829, 44856), (5963, 43848), (6264, 41741), (6408, 40803), (7236, 36134), (7308, 35778), (7476, 34974), (7743, 33768), (7772, 33642), (8442, 30972), (9612, 27202), (10324, 25326), (10962, 23852), (11214, 23316), (11256, 23229), (11658, 22428), (11926, 21924), (12663, 20648), (13601, 19224), (14472, 18067), (14616, 17889), (14952, 17487), (15486, 16884), (15544, 16821)]