2123262720

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{20479}}^1$

素因数の和:20512

約数の個数: 180

約数和(自身を含む): 7597793280

約数和(自身を除く): 5474530560

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, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2880, 3240, 3456, 3840, 4320, 5184, 5760, 6480, 6912, 8640, 10368, 11520, 12960, 17280, 20479, 20736, 25920, 34560, 40958, 51840, 61437, 81916, 102395, 103680, 122874, 163832, 184311, 204790, 245748, 307185, 327664, 368622, 409580, 491496, 552933, 614370, 655328, 737244, 819160, 921555, 982992, 1105866, 1228740, 1310656, 1474488, 1638320, 1658799, 1843110, 1965984, 2211732, 2457480, 2621312, 2764665, 2948976, 3276640, 3317598, 3686220, 3931968, 4423464, 4914960, 5242624, 5529330, 5897952, 6553280, 6635196, 7372440, 7863936, 8293995, 8846928, 9829920, 11058660, 11795904, 13106560, 13270392, 14744880, 15727872, 16587990, 17693856, 19659840, 22117320, 23591808, 26213120, 26540784, 29489760, 33175980, 35387712, 39319680, 44234640, 47183616, 53081568, 58979520, 66351960, 70775424, 78639360, 88469280, 106163136, 117959040, 132703920, 141550848, 176938560, 212326272, 235918080, 265407840, 353877120, 424652544, 530815680, 707754240, 1061631360, 2123262720]

約数ペア:

[(1, 2123262720), (2, 1061631360), (3, 707754240), (4, 530815680), (5, 424652544), (6, 353877120), (8, 265407840), (9, 235918080), (10, 212326272), (12, 176938560), (15, 141550848), (16, 132703920), (18, 117959040), (20, 106163136), (24, 88469280), (27, 78639360), (30, 70775424), (32, 66351960), (36, 58979520), (40, 53081568), (45, 47183616), (48, 44234640), (54, 39319680), (60, 35387712), (64, 33175980), (72, 29489760), (80, 26540784), (81, 26213120), (90, 23591808), (96, 22117320), (108, 19659840), (120, 17693856), (128, 16587990), (135, 15727872), (144, 14744880), (160, 13270392), (162, 13106560), (180, 11795904), (192, 11058660), (216, 9829920), (240, 8846928), (256, 8293995), (270, 7863936), (288, 7372440), (320, 6635196), (324, 6553280), (360, 5897952), (384, 5529330), (405, 5242624), (432, 4914960), (480, 4423464), (540, 3931968), (576, 3686220), (640, 3317598), (648, 3276640), (720, 2948976), (768, 2764665), (810, 2621312), (864, 2457480), (960, 2211732), (1080, 1965984), (1152, 1843110), (1280, 1658799), (1296, 1638320), (1440, 1474488), (1620, 1310656), (1728, 1228740), (1920, 1105866), (2160, 982992), (2304, 921555), (2592, 819160), (2880, 737244), (3240, 655328), (3456, 614370), (3840, 552933), (4320, 491496), (5184, 409580), (5760, 368622), (6480, 327664), (6912, 307185), (8640, 245748), (10368, 204790), (11520, 184311), (12960, 163832), (17280, 122874), (20479, 103680), (20736, 102395), (25920, 81916), (34560, 61437), (40958, 51840)]