21020161680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:679

約数の個数: 480

約数和(自身を含む): 82577214720

約数和(自身を除く): 61557053040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 83, 84, 90, 105, 109, 112, 120, 126, 140, 144, 166, 168, 180, 210, 218, 240, 249, 252, 280, 315, 327, 332, 336, 360, 415, 420, 436, 461, 498, 504, 545, 560, 581, 630, 654, 664, 720, 747, 763, 830, 840, 872, 922, 981, 996, 1008, 1090, 1162, 1245, 1260, 1308, 1328, 1383, 1494, 1526, 1635, 1660, 1680, 1743, 1744, 1844, 1962, 1992, 2180, 2289, 2305, 2324, 2490, 2520, 2616, 2766, 2905, 2988, 3052, 3227, 3270, 3320, 3486, 3688, 3735, 3815, 3924, 3984, 4149, 4360, 4578, 4610, 4648, 4905, 4980, 5040, 5229, 5232, 5532, 5810, 5976, 6104, 6454, 6540, 6640, 6867, 6915, 6972, 7376, 7470, 7630, 7848, 8298, 8715, 8720, 9047, 9156, 9220, 9296, 9681, 9810, 9960, 10458, 11064, 11445, 11620, 11952, 12208, 12908, 13080, 13734, 13830, 13944, 14940, 15260, 15696, 16135, 16596, 17430, 18094, 18312, 18440, 19362, 19620, 19920, 20745, 20916, 22128, 22890, 23240, 25816, 26145, 26160, 27141, 27468, 27660, 27888, 29043, 29880, 30520, 32270, 33192, 34335, 34860, 36188, 36624, 36880, 38263, 38724, 39240, 41490, 41832, 45235, 45780, 46480, 48405, 50249, 51632, 52290, 54282, 54936, 55320, 58086, 59760, 61040, 63329, 64540, 66384, 68670, 69720, 72376, 76526, 77448, 78480, 81423, 82980, 83664, 90470, 91560, 96810, 100498, 104580, 108564, 109872, 110640, 114789, 116172, 126658, 129080, 135705, 137340, 139440, 144752, 145215, 150747, 153052, 154896, 162846, 165960, 180940, 183120, 189987, 191315, 193620, 200996, 209160, 217128, 229578, 232344, 251245, 253316, 258160, 267841, 271410, 274680, 290430, 301494, 306104, 316645, 325692, 331920, 344367, 351743, 361880, 379974, 382630, 387240, 401992, 407115, 418320, 434256, 452241, 459156, 464688, 502490, 506632, 535682, 542820, 549360, 569961, 573945, 580860, 602988, 612208, 633290, 651384, 688734, 703486, 723760, 753735, 759948, 765260, 774480, 803523, 803984, 814230, 904482, 918312, 949935, 1004980, 1013264, 1055229, 1071364, 1085640, 1139922, 1147890, 1161720, 1205976, 1266580, 1302768, 1339205, 1377468, 1406972, 1507470, 1519896, 1530520, 1607046, 1628460, 1721835, 1758715, 1808964, 1836624, 1899870, 2009960, 2110458, 2142728, 2171280, 2261205, 2279844, 2295780, 2323440, 2410569, 2411952, 2533160, 2678410, 2754936, 2813944, 2849805, 3014940, 3039792, 3061040, 3165687, 3214092, 3256920, 3443670, 3517430, 3617928, 3799740, 4017615, 4019920, 4170667, 4220916, 4285456, 4522410, 4559688, 4591560, 4821138, 5066320, 5276145, 5356820, 5509872, 5627888, 5699610, 6029880, 6331374, 6428184, 6513840, 6887340, 7034860, 7235856, 7599480, 8035230, 8341334, 8441832, 9044820, 9119376, 9183120, 9642276, 10552290, 10713640, 11399220, 12052845, 12059760, 12512001, 12662748, 12856368, 13774680, 14069720, 15198960, 15828435, 16070460, 16682668, 16883664, 18089640, 19284552, 20853335, 21104580, 21427280, 22798440, 24105690, 25024002, 25325496, 27549360, 28139440, 29194669, 31656870, 32140920, 33365336, 36179280, 37536003, 38569104, 41706670, 42209160, 45596880, 48211380, 50048004, 50650992, 58389338, 62560005, 63313740, 64281840, 66730672, 75072006, 83413340, 84418320, 87584007, 96422760, 100096008, 116778676, 125120010, 126627480, 145973345, 150144012, 166826680, 175168014, 187680015, 192845520, 200192016, 233557352, 250240020, 253254960, 262752021, 291946690, 300288024, 333653360, 350336028, 375360030, 437920035, 467114704, 500480040, 525504042, 583893380, 600576048, 700672056, 750720060, 875840070, 1000960080, 1051008084, 1167786760, 1313760105, 1401344112, 1501440120, 1751680140, 2102016168, 2335573520, 2627520210, 3002880240, 3503360280, 4204032336, 5255040420, 7006720560, 10510080840, 21020161680]

約数ペア:

[(1, 21020161680), (2, 10510080840), (3, 7006720560), (4, 5255040420), (5, 4204032336), (6, 3503360280), (7, 3002880240), (8, 2627520210), (9, 2335573520), (10, 2102016168), (12, 1751680140), (14, 1501440120), (15, 1401344112), (16, 1313760105), (18, 1167786760), (20, 1051008084), (21, 1000960080), (24, 875840070), (28, 750720060), (30, 700672056), (35, 600576048), (36, 583893380), (40, 525504042), (42, 500480040), (45, 467114704), (48, 437920035), (56, 375360030), (60, 350336028), (63, 333653360), (70, 300288024), (72, 291946690), (80, 262752021), (83, 253254960), (84, 250240020), (90, 233557352), (105, 200192016), (109, 192845520), (112, 187680015), (120, 175168014), (126, 166826680), (140, 150144012), (144, 145973345), (166, 126627480), (168, 125120010), (180, 116778676), (210, 100096008), (218, 96422760), (240, 87584007), (249, 84418320), (252, 83413340), (280, 75072006), (315, 66730672), (327, 64281840), (332, 63313740), (336, 62560005), (360, 58389338), (415, 50650992), (420, 50048004), (436, 48211380), (461, 45596880), (498, 42209160), (504, 41706670), (545, 38569104), (560, 37536003), (581, 36179280), (630, 33365336), (654, 32140920), (664, 31656870), (720, 29194669), (747, 28139440), (763, 27549360), (830, 25325496), (840, 25024002), (872, 24105690), (922, 22798440), (981, 21427280), (996, 21104580), (1008, 20853335), (1090, 19284552), (1162, 18089640), (1245, 16883664), (1260, 16682668), (1308, 16070460), (1328, 15828435), (1383, 15198960), (1494, 14069720), (1526, 13774680), (1635, 12856368), (1660, 12662748), (1680, 12512001), (1743, 12059760), (1744, 12052845), (1844, 11399220), (1962, 10713640), (1992, 10552290), (2180, 9642276), (2289, 9183120), (2305, 9119376), (2324, 9044820), (2490, 8441832), (2520, 8341334), (2616, 8035230), (2766, 7599480), (2905, 7235856), (2988, 7034860), (3052, 6887340), (3227, 6513840), (3270, 6428184), (3320, 6331374), (3486, 6029880), (3688, 5699610), (3735, 5627888), (3815, 5509872), (3924, 5356820), (3984, 5276145), (4149, 5066320), (4360, 4821138), (4578, 4591560), (4610, 4559688), (4648, 4522410), (4905, 4285456), (4980, 4220916), (5040, 4170667), (5229, 4019920), (5232, 4017615), (5532, 3799740), (5810, 3617928), (5976, 3517430), (6104, 3443670), (6454, 3256920), (6540, 3214092), (6640, 3165687), (6867, 3061040), (6915, 3039792), (6972, 3014940), (7376, 2849805), (7470, 2813944), (7630, 2754936), (7848, 2678410), (8298, 2533160), (8715, 2411952), (8720, 2410569), (9047, 2323440), (9156, 2295780), (9220, 2279844), (9296, 2261205), (9681, 2171280), (9810, 2142728), (9960, 2110458), (10458, 2009960), (11064, 1899870), (11445, 1836624), (11620, 1808964), (11952, 1758715), (12208, 1721835), (12908, 1628460), (13080, 1607046), (13734, 1530520), (13830, 1519896), (13944, 1507470), (14940, 1406972), (15260, 1377468), (15696, 1339205), (16135, 1302768), (16596, 1266580), (17430, 1205976), (18094, 1161720), (18312, 1147890), (18440, 1139922), (19362, 1085640), (19620, 1071364), (19920, 1055229), (20745, 1013264), (20916, 1004980), (22128, 949935), (22890, 918312), (23240, 904482), (25816, 814230), (26145, 803984), (26160, 803523), (27141, 774480), (27468, 765260), (27660, 759948), (27888, 753735), (29043, 723760), (29880, 703486), (30520, 688734), (32270, 651384), (33192, 633290), (34335, 612208), (34860, 602988), (36188, 580860), (36624, 573945), (36880, 569961), (38263, 549360), (38724, 542820), (39240, 535682), (41490, 506632), (41832, 502490), (45235, 464688), (45780, 459156), (46480, 452241), (48405, 434256), (50249, 418320), (51632, 407115), (52290, 401992), (54282, 387240), (54936, 382630), (55320, 379974), (58086, 361880), (59760, 351743), (61040, 344367), (63329, 331920), (64540, 325692), (66384, 316645), (68670, 306104), (69720, 301494), (72376, 290430), (76526, 274680), (77448, 271410), (78480, 267841), (81423, 258160), (82980, 253316), (83664, 251245), (90470, 232344), (91560, 229578), (96810, 217128), (100498, 209160), (104580, 200996), (108564, 193620), (109872, 191315), (110640, 189987), (114789, 183120), (116172, 180940), (126658, 165960), (129080, 162846), (135705, 154896), (137340, 153052), (139440, 150747), (144752, 145215)]