256934880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1579}}^1$

素因数の和:1713

約数の個数: 144

約数和(自身を含む): 885109680

約数和(自身を除く): 628174800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 113, 120, 144, 160, 180, 226, 240, 288, 339, 360, 452, 480, 565, 678, 720, 904, 1017, 1130, 1356, 1440, 1579, 1695, 1808, 2034, 2260, 2712, 3158, 3390, 3616, 4068, 4520, 4737, 5085, 5424, 6316, 6780, 7895, 8136, 9040, 9474, 10170, 10848, 12632, 13560, 14211, 15790, 16272, 18080, 18948, 20340, 23685, 25264, 27120, 28422, 31580, 32544, 37896, 40680, 47370, 50528, 54240, 56844, 63160, 71055, 75792, 81360, 94740, 113688, 126320, 142110, 151584, 162720, 178427, 189480, 227376, 252640, 284220, 356854, 378960, 454752, 535281, 568440, 713708, 757920, 892135, 1070562, 1136880, 1427416, 1605843, 1784270, 2141124, 2273760, 2676405, 2854832, 3211686, 3568540, 4282248, 5352810, 5709664, 6423372, 7137080, 8029215, 8564496, 10705620, 12846744, 14274160, 16058430, 17128992, 21411240, 25693488, 28548320, 32116860, 42822480, 51386976, 64233720, 85644960, 128467440, 256934880]

約数ペア:

[(1, 256934880), (2, 128467440), (3, 85644960), (4, 64233720), (5, 51386976), (6, 42822480), (8, 32116860), (9, 28548320), (10, 25693488), (12, 21411240), (15, 17128992), (16, 16058430), (18, 14274160), (20, 12846744), (24, 10705620), (30, 8564496), (32, 8029215), (36, 7137080), (40, 6423372), (45, 5709664), (48, 5352810), (60, 4282248), (72, 3568540), (80, 3211686), (90, 2854832), (96, 2676405), (113, 2273760), (120, 2141124), (144, 1784270), (160, 1605843), (180, 1427416), (226, 1136880), (240, 1070562), (288, 892135), (339, 757920), (360, 713708), (452, 568440), (480, 535281), (565, 454752), (678, 378960), (720, 356854), (904, 284220), (1017, 252640), (1130, 227376), (1356, 189480), (1440, 178427), (1579, 162720), (1695, 151584), (1808, 142110), (2034, 126320), (2260, 113688), (2712, 94740), (3158, 81360), (3390, 75792), (3616, 71055), (4068, 63160), (4520, 56844), (4737, 54240), (5085, 50528), (5424, 47370), (6316, 40680), (6780, 37896), (7895, 32544), (8136, 31580), (9040, 28422), (9474, 27120), (10170, 25264), (10848, 23685), (12632, 20340), (13560, 18948), (14211, 18080), (15790, 16272)]