642274560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:593

約数の個数: 216

約数和(自身を含む): 2244802560

約数和(自身を除く): 1602528000

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, 127, 128, 144, 160, 180, 192, 240, 254, 256, 288, 320, 360, 381, 384, 439, 480, 508, 576, 635, 640, 720, 762, 768, 878, 960, 1016, 1143, 1152, 1270, 1280, 1317, 1440, 1524, 1756, 1905, 1920, 2032, 2195, 2286, 2304, 2540, 2634, 2880, 3048, 3512, 3810, 3840, 3951, 4064, 4390, 4572, 5080, 5268, 5715, 5760, 6096, 6585, 7024, 7620, 7902, 8128, 8780, 9144, 10160, 10536, 11430, 11520, 12192, 13170, 14048, 15240, 15804, 16256, 17560, 18288, 19755, 20320, 21072, 22860, 24384, 26340, 28096, 30480, 31608, 32512, 35120, 36576, 39510, 40640, 42144, 45720, 48768, 52680, 55753, 56192, 60960, 63216, 70240, 73152, 79020, 81280, 84288, 91440, 97536, 105360, 111506, 112384, 121920, 126432, 140480, 146304, 158040, 162560, 167259, 168576, 182880, 210720, 223012, 243840, 252864, 278765, 280960, 292608, 316080, 334518, 337152, 365760, 421440, 446024, 487680, 501777, 505728, 557530, 561920, 632160, 669036, 731520, 836295, 842880, 892048, 1003554, 1011456, 1115060, 1264320, 1338072, 1463040, 1672590, 1685760, 1784096, 2007108, 2230120, 2508885, 2528640, 2676144, 3345180, 3568192, 4014216, 4460240, 5017770, 5057280, 5352288, 6690360, 7136384, 8028432, 8920480, 10035540, 10704576, 13380720, 14272768, 16056864, 17840960, 20071080, 21409152, 26761440, 32113728, 35681920, 40142160, 42818304, 53522880, 64227456, 71363840, 80284320, 107045760, 128454912, 160568640, 214091520, 321137280, 642274560]

約数ペア:

[(1, 642274560), (2, 321137280), (3, 214091520), (4, 160568640), (5, 128454912), (6, 107045760), (8, 80284320), (9, 71363840), (10, 64227456), (12, 53522880), (15, 42818304), (16, 40142160), (18, 35681920), (20, 32113728), (24, 26761440), (30, 21409152), (32, 20071080), (36, 17840960), (40, 16056864), (45, 14272768), (48, 13380720), (60, 10704576), (64, 10035540), (72, 8920480), (80, 8028432), (90, 7136384), (96, 6690360), (120, 5352288), (127, 5057280), (128, 5017770), (144, 4460240), (160, 4014216), (180, 3568192), (192, 3345180), (240, 2676144), (254, 2528640), (256, 2508885), (288, 2230120), (320, 2007108), (360, 1784096), (381, 1685760), (384, 1672590), (439, 1463040), (480, 1338072), (508, 1264320), (576, 1115060), (635, 1011456), (640, 1003554), (720, 892048), (762, 842880), (768, 836295), (878, 731520), (960, 669036), (1016, 632160), (1143, 561920), (1152, 557530), (1270, 505728), (1280, 501777), (1317, 487680), (1440, 446024), (1524, 421440), (1756, 365760), (1905, 337152), (1920, 334518), (2032, 316080), (2195, 292608), (2286, 280960), (2304, 278765), (2540, 252864), (2634, 243840), (2880, 223012), (3048, 210720), (3512, 182880), (3810, 168576), (3840, 167259), (3951, 162560), (4064, 158040), (4390, 146304), (4572, 140480), (5080, 126432), (5268, 121920), (5715, 112384), (5760, 111506), (6096, 105360), (6585, 97536), (7024, 91440), (7620, 84288), (7902, 81280), (8128, 79020), (8780, 73152), (9144, 70240), (10160, 63216), (10536, 60960), (11430, 56192), (11520, 55753), (12192, 52680), (13170, 48768), (14048, 45720), (15240, 42144), (15804, 40640), (16256, 39510), (17560, 36576), (18288, 35120), (19755, 32512), (20320, 31608), (21072, 30480), (22860, 28096), (24384, 26340)]