180218880

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{3911}}^1$

素因数の和:3942

約数の個数: 132

約数和(自身を含む): 624613392

約数和(自身を除く): 444394512

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 3911, 4608, 5120, 5760, 7680, 7822, 9216, 11520, 11733, 15360, 15644, 19555, 23040, 23466, 31288, 35199, 39110, 46080, 46932, 58665, 62576, 70398, 78220, 93864, 117330, 125152, 140796, 156440, 175995, 187728, 234660, 250304, 281592, 312880, 351990, 375456, 469320, 500608, 563184, 625760, 703980, 750912, 938640, 1001216, 1126368, 1251520, 1407960, 1501824, 1877280, 2002432, 2252736, 2503040, 2815920, 3003648, 3754560, 4004864, 4505472, 5006080, 5631840, 6007296, 7509120, 9010944, 10012160, 11263680, 12014592, 15018240, 18021888, 20024320, 22527360, 30036480, 36043776, 45054720, 60072960, 90109440, 180218880]

約数ペア:

[(1, 180218880), (2, 90109440), (3, 60072960), (4, 45054720), (5, 36043776), (6, 30036480), (8, 22527360), (9, 20024320), (10, 18021888), (12, 15018240), (15, 12014592), (16, 11263680), (18, 10012160), (20, 9010944), (24, 7509120), (30, 6007296), (32, 5631840), (36, 5006080), (40, 4505472), (45, 4004864), (48, 3754560), (60, 3003648), (64, 2815920), (72, 2503040), (80, 2252736), (90, 2002432), (96, 1877280), (120, 1501824), (128, 1407960), (144, 1251520), (160, 1126368), (180, 1001216), (192, 938640), (240, 750912), (256, 703980), (288, 625760), (320, 563184), (360, 500608), (384, 469320), (480, 375456), (512, 351990), (576, 312880), (640, 281592), (720, 250304), (768, 234660), (960, 187728), (1024, 175995), (1152, 156440), (1280, 140796), (1440, 125152), (1536, 117330), (1920, 93864), (2304, 78220), (2560, 70398), (2880, 62576), (3072, 58665), (3840, 46932), (3911, 46080), (4608, 39110), (5120, 35199), (5760, 31288), (7680, 23466), (7822, 23040), (9216, 19555), (11520, 15644), (11733, 15360)]