20979423360

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:977

約数の個数: 512

約数和(自身を含む): 85378406400

約数和(自身を除く): 64398983040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 251, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 502, 504, 540, 560, 576, 630, 640, 672, 691, 720, 753, 756, 840, 864, 896, 945, 960, 1004, 1008, 1080, 1120, 1152, 1255, 1260, 1344, 1382, 1440, 1506, 1512, 1680, 1728, 1757, 1890, 1920, 2008, 2016, 2073, 2160, 2240, 2259, 2510, 2520, 2688, 2764, 2880, 3012, 3024, 3360, 3455, 3456, 3514, 3765, 3780, 4016, 4032, 4146, 4320, 4480, 4518, 4837, 5020, 5040, 5271, 5528, 5760, 6024, 6048, 6219, 6720, 6777, 6910, 7028, 7530, 7560, 8032, 8064, 8292, 8640, 8785, 9036, 9674, 10040, 10080, 10365, 10542, 11056, 11295, 12048, 12096, 12438, 13440, 13554, 13820, 14056, 14511, 15060, 15120, 15813, 16064, 16584, 17280, 17570, 18072, 18657, 19348, 20080, 20160, 20730, 21084, 22112, 22590, 24096, 24185, 24192, 24876, 26355, 27108, 27640, 28112, 29022, 30120, 30240, 31095, 31626, 32128, 33168, 33885, 35140, 36144, 37314, 38696, 40160, 40320, 41460, 42168, 43533, 44224, 45180, 47439, 48192, 48370, 49752, 52710, 54216, 55280, 56224, 58044, 60240, 60480, 62190, 63252, 66336, 67770, 70280, 72288, 72555, 74628, 77392, 79065, 80320, 82920, 84336, 87066, 88448, 90360, 93285, 94878, 96384, 96740, 99504, 105420, 108432, 110560, 112448, 116088, 120480, 120960, 124380, 126504, 130599, 132672, 135540, 140560, 144576, 145110, 149256, 154784, 158130, 160640, 165840, 168672, 173441, 174132, 180720, 186570, 189756, 193480, 199008, 210840, 216864, 217665, 221120, 224896, 232176, 237195, 240960, 248760, 253008, 261198, 265344, 271080, 281120, 289152, 290220, 298512, 309568, 316260, 331680, 337344, 346882, 348264, 361440, 373140, 379512, 386960, 398016, 421680, 433728, 435330, 442240, 464352, 474390, 481920, 497520, 506016, 520323, 522396, 542160, 562240, 580440, 597024, 619136, 632520, 652995, 663360, 674688, 693764, 696528, 722880, 746280, 759024, 773920, 796032, 843360, 867205, 867456, 870660, 928704, 948780, 995040, 1012032, 1040646, 1044792, 1084320, 1124480, 1160880, 1194048, 1214087, 1265040, 1305990, 1326720, 1387528, 1393056, 1445760, 1492560, 1518048, 1547840, 1560969, 1686720, 1734410, 1741320, 1857408, 1897560, 1990080, 2024064, 2081292, 2089584, 2168640, 2321760, 2388096, 2428174, 2530080, 2601615, 2611980, 2775056, 2786112, 2985120, 3036096, 3095680, 3121938, 3373440, 3468820, 3482640, 3642261, 3795120, 3980160, 4162584, 4179168, 4337280, 4643520, 4682907, 4856348, 5060160, 5203230, 5223960, 5550112, 5572224, 5970240, 6070435, 6072192, 6243876, 6937640, 6965280, 7284522, 7590240, 7804845, 8325168, 8358336, 9287040, 9365814, 9712696, 10120320, 10406460, 10447920, 10926783, 11100224, 11940480, 12140870, 12487752, 13875280, 13930560, 14569044, 15180480, 15609690, 16650336, 16716672, 18211305, 18731628, 19425392, 20812920, 20895840, 21853566, 22200448, 23414535, 24281740, 24975504, 27750560, 27861120, 29138088, 30360960, 31219380, 32780349, 33300672, 36422610, 37463256, 38850784, 41625840, 41791680, 43707132, 46829070, 48563480, 49951008, 54633915, 55501120, 58276176, 62438760, 65560698, 66601344, 72845220, 74926512, 77701568, 83251680, 83583360, 87414264, 93658140, 97126960, 99902016, 109267830, 111002240, 116552352, 124877520, 131121396, 145690440, 149853024, 155403136, 163901745, 166503360, 174828528, 187316280, 194253920, 199804032, 218535660, 233104704, 249755040, 262242792, 291380880, 299706048, 327803490, 333006720, 349657056, 374632560, 388507840, 437071320, 466209408, 499510080, 524485584, 582761760, 599412096, 655606980, 699314112, 749265120, 777015680, 874142640, 999020160, 1048971168, 1165523520, 1311213960, 1398628224, 1498530240, 1748285280, 2097942336, 2331047040, 2622427920, 2997060480, 3496570560, 4195884672, 5244855840, 6993141120, 10489711680, 20979423360]

約数ペア:

[(1, 20979423360), (2, 10489711680), (3, 6993141120), (4, 5244855840), (5, 4195884672), (6, 3496570560), (7, 2997060480), (8, 2622427920), (9, 2331047040), (10, 2097942336), (12, 1748285280), (14, 1498530240), (15, 1398628224), (16, 1311213960), (18, 1165523520), (20, 1048971168), (21, 999020160), (24, 874142640), (27, 777015680), (28, 749265120), (30, 699314112), (32, 655606980), (35, 599412096), (36, 582761760), (40, 524485584), (42, 499510080), (45, 466209408), (48, 437071320), (54, 388507840), (56, 374632560), (60, 349657056), (63, 333006720), (64, 327803490), (70, 299706048), (72, 291380880), (80, 262242792), (84, 249755040), (90, 233104704), (96, 218535660), (105, 199804032), (108, 194253920), (112, 187316280), (120, 174828528), (126, 166503360), (128, 163901745), (135, 155403136), (140, 149853024), (144, 145690440), (160, 131121396), (168, 124877520), (180, 116552352), (189, 111002240), (192, 109267830), (210, 99902016), (216, 97126960), (224, 93658140), (240, 87414264), (251, 83583360), (252, 83251680), (270, 77701568), (280, 74926512), (288, 72845220), (315, 66601344), (320, 65560698), (336, 62438760), (360, 58276176), (378, 55501120), (384, 54633915), (420, 49951008), (432, 48563480), (448, 46829070), (480, 43707132), (502, 41791680), (504, 41625840), (540, 38850784), (560, 37463256), (576, 36422610), (630, 33300672), (640, 32780349), (672, 31219380), (691, 30360960), (720, 29138088), (753, 27861120), (756, 27750560), (840, 24975504), (864, 24281740), (896, 23414535), (945, 22200448), (960, 21853566), (1004, 20895840), (1008, 20812920), (1080, 19425392), (1120, 18731628), (1152, 18211305), (1255, 16716672), (1260, 16650336), (1344, 15609690), (1382, 15180480), (1440, 14569044), (1506, 13930560), (1512, 13875280), (1680, 12487752), (1728, 12140870), (1757, 11940480), (1890, 11100224), (1920, 10926783), (2008, 10447920), (2016, 10406460), (2073, 10120320), (2160, 9712696), (2240, 9365814), (2259, 9287040), (2510, 8358336), (2520, 8325168), (2688, 7804845), (2764, 7590240), (2880, 7284522), (3012, 6965280), (3024, 6937640), (3360, 6243876), (3455, 6072192), (3456, 6070435), (3514, 5970240), (3765, 5572224), (3780, 5550112), (4016, 5223960), (4032, 5203230), (4146, 5060160), (4320, 4856348), (4480, 4682907), (4518, 4643520), (4837, 4337280), (5020, 4179168), (5040, 4162584), (5271, 3980160), (5528, 3795120), (5760, 3642261), (6024, 3482640), (6048, 3468820), (6219, 3373440), (6720, 3121938), (6777, 3095680), (6910, 3036096), (7028, 2985120), (7530, 2786112), (7560, 2775056), (8032, 2611980), (8064, 2601615), (8292, 2530080), (8640, 2428174), (8785, 2388096), (9036, 2321760), (9674, 2168640), (10040, 2089584), (10080, 2081292), (10365, 2024064), (10542, 1990080), (11056, 1897560), (11295, 1857408), (12048, 1741320), (12096, 1734410), (12438, 1686720), (13440, 1560969), (13554, 1547840), (13820, 1518048), (14056, 1492560), (14511, 1445760), (15060, 1393056), (15120, 1387528), (15813, 1326720), (16064, 1305990), (16584, 1265040), (17280, 1214087), (17570, 1194048), (18072, 1160880), (18657, 1124480), (19348, 1084320), (20080, 1044792), (20160, 1040646), (20730, 1012032), (21084, 995040), (22112, 948780), (22590, 928704), (24096, 870660), (24185, 867456), (24192, 867205), (24876, 843360), (26355, 796032), (27108, 773920), (27640, 759024), (28112, 746280), (29022, 722880), (30120, 696528), (30240, 693764), (31095, 674688), (31626, 663360), (32128, 652995), (33168, 632520), (33885, 619136), (35140, 597024), (36144, 580440), (37314, 562240), (38696, 542160), (40160, 522396), (40320, 520323), (41460, 506016), (42168, 497520), (43533, 481920), (44224, 474390), (45180, 464352), (47439, 442240), (48192, 435330), (48370, 433728), (49752, 421680), (52710, 398016), (54216, 386960), (55280, 379512), (56224, 373140), (58044, 361440), (60240, 348264), (60480, 346882), (62190, 337344), (63252, 331680), (66336, 316260), (67770, 309568), (70280, 298512), (72288, 290220), (72555, 289152), (74628, 281120), (77392, 271080), (79065, 265344), (80320, 261198), (82920, 253008), (84336, 248760), (87066, 240960), (88448, 237195), (90360, 232176), (93285, 224896), (94878, 221120), (96384, 217665), (96740, 216864), (99504, 210840), (105420, 199008), (108432, 193480), (110560, 189756), (112448, 186570), (116088, 180720), (120480, 174132), (120960, 173441), (124380, 168672), (126504, 165840), (130599, 160640), (132672, 158130), (135540, 154784), (140560, 149256), (144576, 145110)]