21172164480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72073}}^1$

素因数の和:72118

約数の個数: 256

約数和(自身を含む): 79396718400

約数和(自身を除く): 58224553920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 540, 544, 576, 612, 640, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1152, 1224, 1360, 1440, 1530, 1632, 1728, 1836, 1920, 2040, 2160, 2176, 2295, 2448, 2720, 2880, 3060, 3264, 3456, 3672, 4080, 4320, 4590, 4896, 5440, 5760, 6120, 6528, 7344, 8160, 8640, 9180, 9792, 10880, 12240, 14688, 16320, 17280, 18360, 19584, 24480, 29376, 32640, 36720, 48960, 58752, 72073, 73440, 97920, 144146, 146880, 216219, 288292, 293760, 360365, 432438, 576584, 648657, 720730, 864876, 1081095, 1153168, 1225241, 1297314, 1441460, 1729752, 1945971, 2162190, 2306336, 2450482, 2594628, 2882920, 3243285, 3459504, 3675723, 3891942, 4324380, 4612672, 4900964, 5189256, 5765840, 6126205, 6486570, 6919008, 7351446, 7783884, 8648760, 9225344, 9729855, 9801928, 10378512, 11027169, 11531680, 12252410, 12973140, 13838016, 14702892, 15567768, 17297520, 18378615, 19459710, 19603856, 20757024, 22054338, 23063360, 24504820, 25946280, 27676032, 29405784, 31135536, 33081507, 34595040, 36757230, 38919420, 39207712, 41514048, 44108676, 46126720, 49009640, 51892560, 55135845, 58811568, 62271072, 66163014, 69190080, 73514460, 77838840, 78415424, 83028096, 88217352, 98019280, 103785120, 110271690, 117623136, 124542144, 132326028, 138380160, 147028920, 155677680, 156830848, 165407535, 176434704, 196038560, 207570240, 220543380, 235246272, 249084288, 264652056, 294057840, 311355360, 330815070, 352869408, 392077120, 415140480, 441086760, 470492544, 529304112, 588115680, 622710720, 661630140, 705738816, 784154240, 882173520, 1058608224, 1176231360, 1245421440, 1323260280, 1411477632, 1764347040, 2117216448, 2352462720, 2646520560, 3528694080, 4234432896, 5293041120, 7057388160, 10586082240, 21172164480]

約数ペア:

[(1, 21172164480), (2, 10586082240), (3, 7057388160), (4, 5293041120), (5, 4234432896), (6, 3528694080), (8, 2646520560), (9, 2352462720), (10, 2117216448), (12, 1764347040), (15, 1411477632), (16, 1323260280), (17, 1245421440), (18, 1176231360), (20, 1058608224), (24, 882173520), (27, 784154240), (30, 705738816), (32, 661630140), (34, 622710720), (36, 588115680), (40, 529304112), (45, 470492544), (48, 441086760), (51, 415140480), (54, 392077120), (60, 352869408), (64, 330815070), (68, 311355360), (72, 294057840), (80, 264652056), (85, 249084288), (90, 235246272), (96, 220543380), (102, 207570240), (108, 196038560), (120, 176434704), (128, 165407535), (135, 156830848), (136, 155677680), (144, 147028920), (153, 138380160), (160, 132326028), (170, 124542144), (180, 117623136), (192, 110271690), (204, 103785120), (216, 98019280), (240, 88217352), (255, 83028096), (270, 78415424), (272, 77838840), (288, 73514460), (306, 69190080), (320, 66163014), (340, 62271072), (360, 58811568), (384, 55135845), (408, 51892560), (432, 49009640), (459, 46126720), (480, 44108676), (510, 41514048), (540, 39207712), (544, 38919420), (576, 36757230), (612, 34595040), (640, 33081507), (680, 31135536), (720, 29405784), (765, 27676032), (816, 25946280), (864, 24504820), (918, 23063360), (960, 22054338), (1020, 20757024), (1080, 19603856), (1088, 19459710), (1152, 18378615), (1224, 17297520), (1360, 15567768), (1440, 14702892), (1530, 13838016), (1632, 12973140), (1728, 12252410), (1836, 11531680), (1920, 11027169), (2040, 10378512), (2160, 9801928), (2176, 9729855), (2295, 9225344), (2448, 8648760), (2720, 7783884), (2880, 7351446), (3060, 6919008), (3264, 6486570), (3456, 6126205), (3672, 5765840), (4080, 5189256), (4320, 4900964), (4590, 4612672), (4896, 4324380), (5440, 3891942), (5760, 3675723), (6120, 3459504), (6528, 3243285), (7344, 2882920), (8160, 2594628), (8640, 2450482), (9180, 2306336), (9792, 2162190), (10880, 1945971), (12240, 1729752), (14688, 1441460), (16320, 1297314), (17280, 1225241), (18360, 1153168), (19584, 1081095), (24480, 864876), (29376, 720730), (32640, 648657), (36720, 576584), (48960, 432438), (58752, 360365), (72073, 293760), (73440, 288292), (97920, 216219), (144146, 146880)]