20176769200

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:977

約数の個数: 240

約数和(自身を含む): 56891200000

約数和(自身を除く): 36714430800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 199, 200, 245, 280, 343, 350, 392, 398, 400, 490, 560, 686, 700, 739, 784, 796, 980, 995, 1225, 1372, 1393, 1400, 1478, 1592, 1715, 1960, 1990, 2450, 2744, 2786, 2800, 2956, 3184, 3430, 3695, 3920, 3980, 4900, 4975, 5173, 5488, 5572, 5912, 6860, 6965, 7390, 7960, 8575, 9751, 9800, 9950, 10346, 11144, 11824, 13720, 13930, 14780, 15920, 17150, 18475, 19502, 19600, 19900, 20692, 22288, 25865, 27440, 27860, 29560, 34300, 34825, 36211, 36950, 39004, 39800, 41384, 48755, 51730, 55720, 59120, 68257, 68600, 69650, 72422, 73900, 78008, 79600, 82768, 97510, 103460, 111440, 129325, 136514, 137200, 139300, 144844, 147061, 147800, 156016, 181055, 195020, 206920, 243775, 253477, 258650, 273028, 278600, 289688, 294122, 295600, 341285, 362110, 390040, 413840, 487550, 506954, 517300, 546056, 557200, 579376, 588244, 682570, 724220, 735305, 780080, 905275, 975100, 1013908, 1029427, 1034600, 1092112, 1176488, 1267385, 1365140, 1448440, 1470610, 1706425, 1810550, 1950200, 2027816, 2058854, 2069200, 2352976, 2534770, 2730280, 2896880, 2941220, 3412850, 3621100, 3676525, 3900400, 4055632, 4117708, 5069540, 5147135, 5460560, 5882440, 6336925, 6825700, 7205989, 7242200, 7353050, 8235416, 10139080, 10294270, 11764880, 12673850, 13651400, 14411978, 14484400, 14706100, 16470832, 20278160, 20588540, 25347700, 25735675, 27302800, 28823956, 29412200, 36029945, 41177080, 50441923, 50695400, 51471350, 57647912, 58824400, 72059890, 82354160, 100883846, 101390800, 102942700, 115295824, 144119780, 180149725, 201767692, 205885400, 252209615, 288239560, 360299450, 403535384, 411770800, 504419230, 576479120, 720598900, 807070768, 1008838460, 1261048075, 1441197800, 2017676920, 2522096150, 2882395600, 4035353840, 5044192300, 10088384600, 20176769200]

約数ペア:

[(1, 20176769200), (2, 10088384600), (4, 5044192300), (5, 4035353840), (7, 2882395600), (8, 2522096150), (10, 2017676920), (14, 1441197800), (16, 1261048075), (20, 1008838460), (25, 807070768), (28, 720598900), (35, 576479120), (40, 504419230), (49, 411770800), (50, 403535384), (56, 360299450), (70, 288239560), (80, 252209615), (98, 205885400), (100, 201767692), (112, 180149725), (140, 144119780), (175, 115295824), (196, 102942700), (199, 101390800), (200, 100883846), (245, 82354160), (280, 72059890), (343, 58824400), (350, 57647912), (392, 51471350), (398, 50695400), (400, 50441923), (490, 41177080), (560, 36029945), (686, 29412200), (700, 28823956), (739, 27302800), (784, 25735675), (796, 25347700), (980, 20588540), (995, 20278160), (1225, 16470832), (1372, 14706100), (1393, 14484400), (1400, 14411978), (1478, 13651400), (1592, 12673850), (1715, 11764880), (1960, 10294270), (1990, 10139080), (2450, 8235416), (2744, 7353050), (2786, 7242200), (2800, 7205989), (2956, 6825700), (3184, 6336925), (3430, 5882440), (3695, 5460560), (3920, 5147135), (3980, 5069540), (4900, 4117708), (4975, 4055632), (5173, 3900400), (5488, 3676525), (5572, 3621100), (5912, 3412850), (6860, 2941220), (6965, 2896880), (7390, 2730280), (7960, 2534770), (8575, 2352976), (9751, 2069200), (9800, 2058854), (9950, 2027816), (10346, 1950200), (11144, 1810550), (11824, 1706425), (13720, 1470610), (13930, 1448440), (14780, 1365140), (15920, 1267385), (17150, 1176488), (18475, 1092112), (19502, 1034600), (19600, 1029427), (19900, 1013908), (20692, 975100), (22288, 905275), (25865, 780080), (27440, 735305), (27860, 724220), (29560, 682570), (34300, 588244), (34825, 579376), (36211, 557200), (36950, 546056), (39004, 517300), (39800, 506954), (41384, 487550), (48755, 413840), (51730, 390040), (55720, 362110), (59120, 341285), (68257, 295600), (68600, 294122), (69650, 289688), (72422, 278600), (73900, 273028), (78008, 258650), (79600, 253477), (82768, 243775), (97510, 206920), (103460, 195020), (111440, 181055), (129325, 156016), (136514, 147800), (137200, 147061), (139300, 144844)]