265429440

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1048

約数の個数: 224

約数和(自身を含む): 967557120

約数和(自身を除く): 702127680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 991, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1982, 1984, 2160, 2232, 2480, 2790, 2880, 2973, 2976, 3348, 3720, 3964, 4185, 4320, 4464, 4955, 4960, 5580, 5946, 5952, 6696, 7440, 7928, 8370, 8640, 8919, 8928, 9910, 9920, 11160, 11892, 13392, 14865, 14880, 15856, 16740, 17838, 17856, 19820, 22320, 23784, 26757, 26784, 29730, 29760, 30721, 31712, 33480, 35676, 39640, 44595, 44640, 47568, 53514, 53568, 59460, 61442, 63424, 66960, 71352, 79280, 89190, 89280, 92163, 95136, 107028, 118920, 122884, 133785, 133920, 142704, 153605, 158560, 178380, 184326, 190272, 214056, 237840, 245768, 267570, 267840, 276489, 285408, 307210, 317120, 356760, 368652, 428112, 460815, 475680, 491536, 535140, 552978, 570816, 614420, 713520, 737304, 829467, 856224, 921630, 951360, 983072, 1070280, 1105956, 1228840, 1382445, 1427040, 1474608, 1658934, 1712448, 1843260, 1966144, 2140560, 2211912, 2457680, 2764890, 2854080, 2949216, 3317868, 3686520, 4147335, 4281120, 4423824, 4915360, 5529780, 5898432, 6635736, 7373040, 8294670, 8562240, 8847648, 9830720, 11059560, 13271472, 14746080, 16589340, 17695296, 22119120, 26542944, 29492160, 33178680, 44238240, 53085888, 66357360, 88476480, 132714720, 265429440]

約数ペア:

[(1, 265429440), (2, 132714720), (3, 88476480), (4, 66357360), (5, 53085888), (6, 44238240), (8, 33178680), (9, 29492160), (10, 26542944), (12, 22119120), (15, 17695296), (16, 16589340), (18, 14746080), (20, 13271472), (24, 11059560), (27, 9830720), (30, 8847648), (31, 8562240), (32, 8294670), (36, 7373040), (40, 6635736), (45, 5898432), (48, 5529780), (54, 4915360), (60, 4423824), (62, 4281120), (64, 4147335), (72, 3686520), (80, 3317868), (90, 2949216), (93, 2854080), (96, 2764890), (108, 2457680), (120, 2211912), (124, 2140560), (135, 1966144), (144, 1843260), (155, 1712448), (160, 1658934), (180, 1474608), (186, 1427040), (192, 1382445), (216, 1228840), (240, 1105956), (248, 1070280), (270, 983072), (279, 951360), (288, 921630), (310, 856224), (320, 829467), (360, 737304), (372, 713520), (432, 614420), (465, 570816), (480, 552978), (496, 535140), (540, 491536), (558, 475680), (576, 460815), (620, 428112), (720, 368652), (744, 356760), (837, 317120), (864, 307210), (930, 285408), (960, 276489), (991, 267840), (992, 267570), (1080, 245768), (1116, 237840), (1240, 214056), (1395, 190272), (1440, 184326), (1488, 178380), (1674, 158560), (1728, 153605), (1860, 142704), (1982, 133920), (1984, 133785), (2160, 122884), (2232, 118920), (2480, 107028), (2790, 95136), (2880, 92163), (2973, 89280), (2976, 89190), (3348, 79280), (3720, 71352), (3964, 66960), (4185, 63424), (4320, 61442), (4464, 59460), (4955, 53568), (4960, 53514), (5580, 47568), (5946, 44640), (5952, 44595), (6696, 39640), (7440, 35676), (7928, 33480), (8370, 31712), (8640, 30721), (8919, 29760), (8928, 29730), (9910, 26784), (9920, 26757), (11160, 23784), (11892, 22320), (13392, 19820), (14865, 17856), (14880, 17838), (15856, 16740)]