280817280

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{5417}}^1$

素因数の和:5448

約数の個数: 160

約数和(自身を含む): 1003034340

約数和(自身を除く): 722217060

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, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5417, 5760, 6480, 8640, 10368, 10834, 12960, 16251, 17280, 21668, 25920, 27085, 32502, 43336, 48753, 51840, 54170, 65004, 81255, 86672, 97506, 108340, 130008, 146259, 162510, 173344, 195012, 216680, 243765, 260016, 292518, 325020, 346688, 390024, 433360, 438777, 487530, 520032, 585036, 650040, 693376, 731295, 780048, 866720, 877554, 975060, 1040064, 1170072, 1300080, 1462590, 1560096, 1733440, 1755108, 1950120, 2080128, 2193885, 2340144, 2600160, 2925180, 3120192, 3466880, 3510216, 3900240, 4387770, 4680288, 5200320, 5850360, 6240384, 7020432, 7800480, 8775540, 9360576, 10400640, 11700720, 14040864, 15600960, 17551080, 18721152, 23401440, 28081728, 31201920, 35102160, 46802880, 56163456, 70204320, 93605760, 140408640, 280817280]

約数ペア:

[(1, 280817280), (2, 140408640), (3, 93605760), (4, 70204320), (5, 56163456), (6, 46802880), (8, 35102160), (9, 31201920), (10, 28081728), (12, 23401440), (15, 18721152), (16, 17551080), (18, 15600960), (20, 14040864), (24, 11700720), (27, 10400640), (30, 9360576), (32, 8775540), (36, 7800480), (40, 7020432), (45, 6240384), (48, 5850360), (54, 5200320), (60, 4680288), (64, 4387770), (72, 3900240), (80, 3510216), (81, 3466880), (90, 3120192), (96, 2925180), (108, 2600160), (120, 2340144), (128, 2193885), (135, 2080128), (144, 1950120), (160, 1755108), (162, 1733440), (180, 1560096), (192, 1462590), (216, 1300080), (240, 1170072), (270, 1040064), (288, 975060), (320, 877554), (324, 866720), (360, 780048), (384, 731295), (405, 693376), (432, 650040), (480, 585036), (540, 520032), (576, 487530), (640, 438777), (648, 433360), (720, 390024), (810, 346688), (864, 325020), (960, 292518), (1080, 260016), (1152, 243765), (1296, 216680), (1440, 195012), (1620, 173344), (1728, 162510), (1920, 146259), (2160, 130008), (2592, 108340), (2880, 97506), (3240, 86672), (3456, 81255), (4320, 65004), (5184, 54170), (5417, 51840), (5760, 48753), (6480, 43336), (8640, 32502), (10368, 27085), (10834, 25920), (12960, 21668), (16251, 17280)]