1920199680

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{5953}}^1$

素因数の和:5991

約数の個数: 264

約数和(自身を含む): 7605210912

約数和(自身を除く): 5685011232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5120, 5376, 5760, 5953, 6720, 7168, 7680, 8064, 8960, 9216, 10080, 10752, 11520, 11906, 13440, 15360, 16128, 17859, 17920, 20160, 21504, 23040, 23812, 26880, 29765, 32256, 35718, 35840, 40320, 41671, 46080, 47624, 53577, 53760, 59530, 64512, 71436, 80640, 83342, 89295, 95248, 107154, 107520, 119060, 125013, 142872, 161280, 166684, 178590, 190496, 208355, 214308, 238120, 250026, 267885, 285744, 322560, 333368, 357180, 375039, 380992, 416710, 428616, 476240, 500052, 535770, 571488, 625065, 666736, 714360, 750078, 761984, 833420, 857232, 952480, 1000104, 1071540, 1142976, 1250130, 1333472, 1428720, 1500156, 1523968, 1666840, 1714464, 1875195, 1904960, 2000208, 2143080, 2285952, 2500260, 2666944, 2857440, 3000312, 3047936, 3333680, 3428928, 3750390, 3809920, 4000416, 4286160, 4571904, 5000520, 5333888, 5714880, 6000624, 6095872, 6667360, 6857856, 7500780, 7619840, 8000832, 8572320, 9143808, 10001040, 10667776, 11429760, 12001248, 13334720, 13715712, 15001560, 15239680, 16001664, 17144640, 18287616, 20002080, 21335552, 22859520, 24002496, 26669440, 27431424, 30003120, 30479360, 32003328, 34289280, 40004160, 42671104, 45719040, 48004992, 53338880, 54862848, 60006240, 64006656, 68578560, 80008320, 91438080, 96009984, 106677760, 120012480, 128013312, 137157120, 160016640, 192019968, 213355520, 240024960, 274314240, 320033280, 384039936, 480049920, 640066560, 960099840, 1920199680]

約数ペア:

[(1, 1920199680), (2, 960099840), (3, 640066560), (4, 480049920), (5, 384039936), (6, 320033280), (7, 274314240), (8, 240024960), (9, 213355520), (10, 192019968), (12, 160016640), (14, 137157120), (15, 128013312), (16, 120012480), (18, 106677760), (20, 96009984), (21, 91438080), (24, 80008320), (28, 68578560), (30, 64006656), (32, 60006240), (35, 54862848), (36, 53338880), (40, 48004992), (42, 45719040), (45, 42671104), (48, 40004160), (56, 34289280), (60, 32003328), (63, 30479360), (64, 30003120), (70, 27431424), (72, 26669440), (80, 24002496), (84, 22859520), (90, 21335552), (96, 20002080), (105, 18287616), (112, 17144640), (120, 16001664), (126, 15239680), (128, 15001560), (140, 13715712), (144, 13334720), (160, 12001248), (168, 11429760), (180, 10667776), (192, 10001040), (210, 9143808), (224, 8572320), (240, 8000832), (252, 7619840), (256, 7500780), (280, 6857856), (288, 6667360), (315, 6095872), (320, 6000624), (336, 5714880), (360, 5333888), (384, 5000520), (420, 4571904), (448, 4286160), (480, 4000416), (504, 3809920), (512, 3750390), (560, 3428928), (576, 3333680), (630, 3047936), (640, 3000312), (672, 2857440), (720, 2666944), (768, 2500260), (840, 2285952), (896, 2143080), (960, 2000208), (1008, 1904960), (1024, 1875195), (1120, 1714464), (1152, 1666840), (1260, 1523968), (1280, 1500156), (1344, 1428720), (1440, 1333472), (1536, 1250130), (1680, 1142976), (1792, 1071540), (1920, 1000104), (2016, 952480), (2240, 857232), (2304, 833420), (2520, 761984), (2560, 750078), (2688, 714360), (2880, 666736), (3072, 625065), (3360, 571488), (3584, 535770), (3840, 500052), (4032, 476240), (4480, 428616), (4608, 416710), (5040, 380992), (5120, 375039), (5376, 357180), (5760, 333368), (5953, 322560), (6720, 285744), (7168, 267885), (7680, 250026), (8064, 238120), (8960, 214308), (9216, 208355), (10080, 190496), (10752, 178590), (11520, 166684), (11906, 161280), (13440, 142872), (15360, 125013), (16128, 119060), (17859, 107520), (17920, 107154), (20160, 95248), (21504, 89295), (23040, 83342), (23812, 80640), (26880, 71436), (29765, 64512), (32256, 59530), (35718, 53760), (35840, 53577), (40320, 47624), (41671, 46080)]