180990720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{5237}}^1$

素因数の和:5267

約数の個数: 144

約数和(自身を含む): 642388320

約数和(自身を除く): 461397600

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5237, 5760, 6912, 8640, 10474, 11520, 15711, 17280, 20948, 26185, 31422, 34560, 41896, 47133, 52370, 62844, 78555, 83792, 94266, 104740, 125688, 141399, 157110, 167584, 188532, 209480, 235665, 251376, 282798, 314220, 335168, 377064, 418960, 471330, 502752, 565596, 628440, 670336, 706995, 754128, 837920, 942660, 1005504, 1131192, 1256880, 1340672, 1413990, 1508256, 1675840, 1885320, 2011008, 2262384, 2513760, 2827980, 3016512, 3351680, 3770640, 4022016, 4524768, 5027520, 5655960, 6033024, 6703360, 7541280, 9049536, 10055040, 11311920, 12066048, 15082560, 18099072, 20110080, 22623840, 30165120, 36198144, 45247680, 60330240, 90495360, 180990720]

約数ペア:

[(1, 180990720), (2, 90495360), (3, 60330240), (4, 45247680), (5, 36198144), (6, 30165120), (8, 22623840), (9, 20110080), (10, 18099072), (12, 15082560), (15, 12066048), (16, 11311920), (18, 10055040), (20, 9049536), (24, 7541280), (27, 6703360), (30, 6033024), (32, 5655960), (36, 5027520), (40, 4524768), (45, 4022016), (48, 3770640), (54, 3351680), (60, 3016512), (64, 2827980), (72, 2513760), (80, 2262384), (90, 2011008), (96, 1885320), (108, 1675840), (120, 1508256), (128, 1413990), (135, 1340672), (144, 1256880), (160, 1131192), (180, 1005504), (192, 942660), (216, 837920), (240, 754128), (256, 706995), (270, 670336), (288, 628440), (320, 565596), (360, 502752), (384, 471330), (432, 418960), (480, 377064), (540, 335168), (576, 314220), (640, 282798), (720, 251376), (768, 235665), (864, 209480), (960, 188532), (1080, 167584), (1152, 157110), (1280, 141399), (1440, 125688), (1728, 104740), (1920, 94266), (2160, 83792), (2304, 78555), (2880, 62844), (3456, 52370), (3840, 47133), (4320, 41896), (5237, 34560), (5760, 31422), (6912, 26185), (8640, 20948), (10474, 17280), (11520, 15711)]