257152320

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{3307}}^1$

素因数の和:3339

約数の個数: 168

約数和(自身を含む): 917533344

約数和(自身を除く): 660381024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3307, 3888, 4320, 4860, 5184, 6480, 6614, 7776, 8640, 9720, 9921, 12960, 13228, 15552, 16535, 19440, 19842, 25920, 26456, 29763, 33070, 38880, 39684, 49605, 52912, 59526, 66140, 77760, 79368, 89289, 99210, 105824, 119052, 132280, 148815, 158736, 178578, 198420, 211648, 238104, 264560, 267867, 297630, 317472, 357156, 396840, 446445, 476208, 529120, 535734, 595260, 634944, 714312, 793680, 803601, 892890, 952416, 1058240, 1071468, 1190520, 1339335, 1428624, 1587360, 1607202, 1785780, 1904832, 2142936, 2381040, 2678670, 2857248, 3174720, 3214404, 3571560, 4018005, 4285872, 4762080, 5357340, 5714496, 6428808, 7143120, 8036010, 8571744, 9524160, 10714680, 12857616, 14286240, 16072020, 17143488, 21429360, 25715232, 28572480, 32144040, 42858720, 51430464, 64288080, 85717440, 128576160, 257152320]

約数ペア:

[(1, 257152320), (2, 128576160), (3, 85717440), (4, 64288080), (5, 51430464), (6, 42858720), (8, 32144040), (9, 28572480), (10, 25715232), (12, 21429360), (15, 17143488), (16, 16072020), (18, 14286240), (20, 12857616), (24, 10714680), (27, 9524160), (30, 8571744), (32, 8036010), (36, 7143120), (40, 6428808), (45, 5714496), (48, 5357340), (54, 4762080), (60, 4285872), (64, 4018005), (72, 3571560), (80, 3214404), (81, 3174720), (90, 2857248), (96, 2678670), (108, 2381040), (120, 2142936), (135, 1904832), (144, 1785780), (160, 1607202), (162, 1587360), (180, 1428624), (192, 1339335), (216, 1190520), (240, 1071468), (243, 1058240), (270, 952416), (288, 892890), (320, 803601), (324, 793680), (360, 714312), (405, 634944), (432, 595260), (480, 535734), (486, 529120), (540, 476208), (576, 446445), (648, 396840), (720, 357156), (810, 317472), (864, 297630), (960, 267867), (972, 264560), (1080, 238104), (1215, 211648), (1296, 198420), (1440, 178578), (1620, 158736), (1728, 148815), (1944, 132280), (2160, 119052), (2430, 105824), (2592, 99210), (2880, 89289), (3240, 79368), (3307, 77760), (3888, 66140), (4320, 59526), (4860, 52912), (5184, 49605), (6480, 39684), (6614, 38880), (7776, 33070), (8640, 29763), (9720, 26456), (9921, 25920), (12960, 19842), (13228, 19440), (15552, 16535)]