20530871040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{641}}^1$

素因数の和:1123

約数の個数: 288

約数和(自身を含む): 69286694400

約数和(自身を除く): 48755823360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 439, 456, 480, 570, 608, 640, 641, 760, 768, 878, 912, 960, 1140, 1216, 1280, 1282, 1317, 1520, 1756, 1824, 1920, 1923, 2195, 2280, 2432, 2564, 2634, 3040, 3205, 3512, 3648, 3840, 3846, 4390, 4560, 4864, 5128, 5268, 6080, 6410, 6585, 7024, 7296, 7692, 8341, 8780, 9120, 9615, 10256, 10536, 12160, 12179, 12820, 13170, 14048, 14592, 15384, 16682, 17560, 18240, 19230, 20512, 21072, 24320, 24358, 25023, 25640, 26340, 28096, 30768, 33364, 35120, 36480, 36537, 38460, 41024, 41705, 42144, 48716, 50046, 51280, 52680, 56192, 60895, 61536, 66728, 70240, 72960, 73074, 76920, 82048, 83410, 84288, 97432, 100092, 102560, 105360, 112384, 121790, 123072, 125115, 133456, 140480, 146148, 153840, 164096, 166820, 168576, 182685, 194864, 200184, 205120, 210720, 243580, 246144, 250230, 266912, 280960, 281399, 292296, 307680, 333640, 337152, 365370, 389728, 400368, 410240, 421440, 487160, 492288, 500460, 533824, 561920, 562798, 584592, 615360, 667280, 730740, 779456, 800736, 820480, 842880, 844197, 974320, 1000920, 1067648, 1125596, 1169184, 1230720, 1334560, 1406995, 1461480, 1558912, 1601472, 1685760, 1688394, 1948640, 2001840, 2135296, 2251192, 2338368, 2461440, 2669120, 2813990, 2922960, 3117824, 3202944, 3376788, 3897280, 4003680, 4220985, 4502384, 4676736, 5338240, 5346581, 5627980, 5845920, 6405888, 6753576, 7794560, 8007360, 8441970, 9004768, 9353472, 10676480, 10693162, 11255960, 11691840, 13507152, 15589120, 16014720, 16039743, 16883940, 18009536, 21386324, 22511920, 23383680, 26732905, 27014304, 32029440, 32079486, 33767880, 36019072, 42772648, 45023840, 46767360, 53465810, 54028608, 64158972, 67535760, 72038144, 80198715, 85545296, 90047680, 106931620, 108057216, 128317944, 135071520, 160397430, 171090592, 180095360, 213863240, 216114432, 256635888, 270143040, 320794860, 342181184, 360190720, 427726480, 513271776, 540286080, 641589720, 684362368, 855452960, 1026543552, 1080572160, 1283179440, 1368724736, 1710905920, 2053087104, 2566358880, 3421811840, 4106174208, 5132717760, 6843623680, 10265435520, 20530871040]

約数ペア:

[(1, 20530871040), (2, 10265435520), (3, 6843623680), (4, 5132717760), (5, 4106174208), (6, 3421811840), (8, 2566358880), (10, 2053087104), (12, 1710905920), (15, 1368724736), (16, 1283179440), (19, 1080572160), (20, 1026543552), (24, 855452960), (30, 684362368), (32, 641589720), (38, 540286080), (40, 513271776), (48, 427726480), (57, 360190720), (60, 342181184), (64, 320794860), (76, 270143040), (80, 256635888), (95, 216114432), (96, 213863240), (114, 180095360), (120, 171090592), (128, 160397430), (152, 135071520), (160, 128317944), (190, 108057216), (192, 106931620), (228, 90047680), (240, 85545296), (256, 80198715), (285, 72038144), (304, 67535760), (320, 64158972), (380, 54028608), (384, 53465810), (439, 46767360), (456, 45023840), (480, 42772648), (570, 36019072), (608, 33767880), (640, 32079486), (641, 32029440), (760, 27014304), (768, 26732905), (878, 23383680), (912, 22511920), (960, 21386324), (1140, 18009536), (1216, 16883940), (1280, 16039743), (1282, 16014720), (1317, 15589120), (1520, 13507152), (1756, 11691840), (1824, 11255960), (1920, 10693162), (1923, 10676480), (2195, 9353472), (2280, 9004768), (2432, 8441970), (2564, 8007360), (2634, 7794560), (3040, 6753576), (3205, 6405888), (3512, 5845920), (3648, 5627980), (3840, 5346581), (3846, 5338240), (4390, 4676736), (4560, 4502384), (4864, 4220985), (5128, 4003680), (5268, 3897280), (6080, 3376788), (6410, 3202944), (6585, 3117824), (7024, 2922960), (7296, 2813990), (7692, 2669120), (8341, 2461440), (8780, 2338368), (9120, 2251192), (9615, 2135296), (10256, 2001840), (10536, 1948640), (12160, 1688394), (12179, 1685760), (12820, 1601472), (13170, 1558912), (14048, 1461480), (14592, 1406995), (15384, 1334560), (16682, 1230720), (17560, 1169184), (18240, 1125596), (19230, 1067648), (20512, 1000920), (21072, 974320), (24320, 844197), (24358, 842880), (25023, 820480), (25640, 800736), (26340, 779456), (28096, 730740), (30768, 667280), (33364, 615360), (35120, 584592), (36480, 562798), (36537, 561920), (38460, 533824), (41024, 500460), (41705, 492288), (42144, 487160), (48716, 421440), (50046, 410240), (51280, 400368), (52680, 389728), (56192, 365370), (60895, 337152), (61536, 333640), (66728, 307680), (70240, 292296), (72960, 281399), (73074, 280960), (76920, 266912), (82048, 250230), (83410, 246144), (84288, 243580), (97432, 210720), (100092, 205120), (102560, 200184), (105360, 194864), (112384, 182685), (121790, 168576), (123072, 166820), (125115, 164096), (133456, 153840), (140480, 146148)]