1970989020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10939}}^1$

素因数の和:10985

約数の個数: 288

約数和(自身を含む): 8028034560

約数和(自身を除く): 6057045540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 26, 28, 30, 33, 35, 36, 39, 42, 44, 45, 52, 55, 60, 63, 65, 66, 70, 77, 78, 84, 90, 91, 99, 105, 110, 117, 126, 130, 132, 140, 143, 154, 156, 165, 180, 182, 195, 198, 210, 220, 231, 234, 252, 260, 273, 286, 308, 315, 330, 364, 385, 390, 396, 420, 429, 455, 462, 468, 495, 546, 572, 585, 630, 660, 693, 715, 770, 780, 819, 858, 910, 924, 990, 1001, 1092, 1155, 1170, 1260, 1287, 1365, 1386, 1430, 1540, 1638, 1716, 1820, 1980, 2002, 2145, 2310, 2340, 2574, 2730, 2772, 2860, 3003, 3276, 3465, 4004, 4095, 4290, 4620, 5005, 5148, 5460, 6006, 6435, 6930, 8190, 8580, 9009, 10010, 10939, 12012, 12870, 13860, 15015, 16380, 18018, 20020, 21878, 25740, 30030, 32817, 36036, 43756, 45045, 54695, 60060, 65634, 76573, 90090, 98451, 109390, 120329, 131268, 142207, 153146, 164085, 180180, 196902, 218780, 229719, 240658, 284414, 306292, 328170, 360987, 382865, 393804, 426621, 459438, 481316, 492255, 568828, 601645, 656340, 689157, 711035, 721974, 765730, 842303, 853242, 918876, 984510, 995449, 1082961, 1148595, 1203290, 1279863, 1378314, 1422070, 1443948, 1531460, 1564277, 1684606, 1706484, 1804935, 1969020, 1990898, 2133105, 2165922, 2297190, 2406580, 2526909, 2559726, 2756628, 2844140, 2986347, 3128554, 3369212, 3445785, 3609870, 3981796, 4211515, 4266210, 4331844, 4594380, 4692831, 4977245, 5053818, 5119452, 5414805, 5972694, 6257108, 6399315, 6891570, 7219740, 7580727, 7821385, 8423030, 8532420, 8959041, 9385662, 9954490, 10107636, 10829610, 10949939, 11945388, 12634545, 12798630, 13783140, 14078493, 14931735, 15161454, 15642770, 16846060, 17918082, 18771324, 19908980, 21659220, 21899878, 23464155, 25269090, 25597260, 28156986, 29863470, 30322908, 31285540, 32849817, 35836164, 37903635, 43799756, 44795205, 46928310, 50538180, 54749695, 56313972, 59726940, 65699634, 70392465, 75807270, 89590410, 93856620, 98549451, 109499390, 131399268, 140784930, 151614540, 164249085, 179180820, 197098902, 218998780, 281569860, 328498170, 394197804, 492747255, 656996340, 985494510, 1970989020]

約数ペア:

[(1, 1970989020), (2, 985494510), (3, 656996340), (4, 492747255), (5, 394197804), (6, 328498170), (7, 281569860), (9, 218998780), (10, 197098902), (11, 179180820), (12, 164249085), (13, 151614540), (14, 140784930), (15, 131399268), (18, 109499390), (20, 98549451), (21, 93856620), (22, 89590410), (26, 75807270), (28, 70392465), (30, 65699634), (33, 59726940), (35, 56313972), (36, 54749695), (39, 50538180), (42, 46928310), (44, 44795205), (45, 43799756), (52, 37903635), (55, 35836164), (60, 32849817), (63, 31285540), (65, 30322908), (66, 29863470), (70, 28156986), (77, 25597260), (78, 25269090), (84, 23464155), (90, 21899878), (91, 21659220), (99, 19908980), (105, 18771324), (110, 17918082), (117, 16846060), (126, 15642770), (130, 15161454), (132, 14931735), (140, 14078493), (143, 13783140), (154, 12798630), (156, 12634545), (165, 11945388), (180, 10949939), (182, 10829610), (195, 10107636), (198, 9954490), (210, 9385662), (220, 8959041), (231, 8532420), (234, 8423030), (252, 7821385), (260, 7580727), (273, 7219740), (286, 6891570), (308, 6399315), (315, 6257108), (330, 5972694), (364, 5414805), (385, 5119452), (390, 5053818), (396, 4977245), (420, 4692831), (429, 4594380), (455, 4331844), (462, 4266210), (468, 4211515), (495, 3981796), (546, 3609870), (572, 3445785), (585, 3369212), (630, 3128554), (660, 2986347), (693, 2844140), (715, 2756628), (770, 2559726), (780, 2526909), (819, 2406580), (858, 2297190), (910, 2165922), (924, 2133105), (990, 1990898), (1001, 1969020), (1092, 1804935), (1155, 1706484), (1170, 1684606), (1260, 1564277), (1287, 1531460), (1365, 1443948), (1386, 1422070), (1430, 1378314), (1540, 1279863), (1638, 1203290), (1716, 1148595), (1820, 1082961), (1980, 995449), (2002, 984510), (2145, 918876), (2310, 853242), (2340, 842303), (2574, 765730), (2730, 721974), (2772, 711035), (2860, 689157), (3003, 656340), (3276, 601645), (3465, 568828), (4004, 492255), (4095, 481316), (4290, 459438), (4620, 426621), (5005, 393804), (5148, 382865), (5460, 360987), (6006, 328170), (6435, 306292), (6930, 284414), (8190, 240658), (8580, 229719), (9009, 218780), (10010, 196902), (10939, 180180), (12012, 164085), (12870, 153146), (13860, 142207), (15015, 131268), (16380, 120329), (18018, 109390), (20020, 98451), (21878, 90090), (25740, 76573), (30030, 65634), (32817, 60060), (36036, 54695), (43756, 45045)]