20256777120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:756

約数の個数: 384

約数和(自身を含む): 69206151168

約数和(自身を除く): 48949374048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 43, 46, 48, 60, 69, 71, 80, 86, 92, 96, 115, 120, 129, 138, 142, 160, 172, 184, 213, 215, 230, 240, 258, 276, 284, 344, 345, 355, 368, 426, 430, 460, 480, 516, 552, 568, 601, 645, 688, 690, 710, 736, 852, 860, 920, 989, 1032, 1065, 1104, 1136, 1202, 1290, 1376, 1380, 1420, 1633, 1704, 1720, 1803, 1840, 1978, 2064, 2130, 2208, 2272, 2404, 2580, 2760, 2840, 2967, 3005, 3053, 3266, 3408, 3440, 3606, 3680, 3956, 4128, 4260, 4808, 4899, 4945, 5160, 5520, 5680, 5934, 6010, 6106, 6532, 6816, 6880, 7212, 7912, 8165, 8520, 9015, 9159, 9616, 9798, 9890, 10320, 11040, 11360, 11868, 12020, 12212, 13064, 13823, 14424, 14835, 15265, 15824, 16330, 17040, 18030, 18318, 19232, 19596, 19780, 20640, 23736, 24040, 24424, 24495, 25843, 26128, 27646, 28848, 29670, 30530, 31648, 32660, 34080, 36060, 36636, 39192, 39560, 41469, 42671, 45795, 47472, 48080, 48848, 48990, 51686, 52256, 55292, 57696, 59340, 61060, 65320, 69115, 70219, 72120, 73272, 77529, 78384, 79120, 82938, 85342, 91590, 94944, 96160, 97696, 97980, 103372, 110584, 118680, 122120, 128013, 129215, 130640, 138230, 140438, 144240, 146544, 155058, 156768, 158240, 165876, 170684, 183180, 195960, 206744, 207345, 210657, 213355, 221168, 237360, 244240, 256026, 258430, 261280, 276460, 280876, 288480, 293088, 310116, 331752, 341368, 351095, 366360, 387645, 391920, 413488, 414690, 421314, 426710, 442336, 474720, 488480, 512052, 516860, 552920, 561752, 594389, 620232, 640065, 663504, 682736, 702190, 732720, 775290, 783840, 826976, 829380, 842628, 853420, 981433, 1024104, 1033720, 1053285, 1105840, 1123504, 1188778, 1240464, 1280130, 1327008, 1365472, 1404380, 1465440, 1550580, 1658760, 1685256, 1706840, 1783167, 1834853, 1962866, 2048208, 2067440, 2106570, 2211680, 2247008, 2377556, 2480928, 2560260, 2808760, 2944299, 2971945, 3101160, 3317520, 3370512, 3413680, 3566334, 3669706, 3925732, 4096416, 4134880, 4213140, 4755112, 4907165, 5120520, 5504559, 5617520, 5888598, 5943890, 6202320, 6635040, 6741024, 6827360, 7132668, 7339412, 7851464, 8426280, 8915835, 9174265, 9510224, 9814330, 10241040, 11009118, 11235040, 11777196, 11887780, 12404640, 14265336, 14678824, 14721495, 15702928, 16852560, 17831670, 18348530, 19020448, 19628660, 20482080, 22018236, 23554392, 23775560, 27522795, 28530672, 29357648, 29442990, 31405856, 33705120, 35663340, 36697060, 39257320, 42201619, 44036472, 47108784, 47551120, 55045590, 57061344, 58715296, 58885980, 71326680, 73394120, 78514640, 84403238, 88072944, 94217568, 95102240, 110091180, 117771960, 126604857, 142653360, 146788240, 157029280, 168806476, 176145888, 211008095, 220182360, 235543920, 253209714, 285306720, 293576480, 337612952, 422016190, 440364720, 471087840, 506419428, 633024285, 675225904, 844032380, 880729440, 1012838856, 1266048570, 1350451808, 1688064760, 2025677712, 2532097140, 3376129520, 4051355424, 5064194280, 6752259040, 10128388560, 20256777120]

約数ペア:

[(1, 20256777120), (2, 10128388560), (3, 6752259040), (4, 5064194280), (5, 4051355424), (6, 3376129520), (8, 2532097140), (10, 2025677712), (12, 1688064760), (15, 1350451808), (16, 1266048570), (20, 1012838856), (23, 880729440), (24, 844032380), (30, 675225904), (32, 633024285), (40, 506419428), (43, 471087840), (46, 440364720), (48, 422016190), (60, 337612952), (69, 293576480), (71, 285306720), (80, 253209714), (86, 235543920), (92, 220182360), (96, 211008095), (115, 176145888), (120, 168806476), (129, 157029280), (138, 146788240), (142, 142653360), (160, 126604857), (172, 117771960), (184, 110091180), (213, 95102240), (215, 94217568), (230, 88072944), (240, 84403238), (258, 78514640), (276, 73394120), (284, 71326680), (344, 58885980), (345, 58715296), (355, 57061344), (368, 55045590), (426, 47551120), (430, 47108784), (460, 44036472), (480, 42201619), (516, 39257320), (552, 36697060), (568, 35663340), (601, 33705120), (645, 31405856), (688, 29442990), (690, 29357648), (710, 28530672), (736, 27522795), (852, 23775560), (860, 23554392), (920, 22018236), (989, 20482080), (1032, 19628660), (1065, 19020448), (1104, 18348530), (1136, 17831670), (1202, 16852560), (1290, 15702928), (1376, 14721495), (1380, 14678824), (1420, 14265336), (1633, 12404640), (1704, 11887780), (1720, 11777196), (1803, 11235040), (1840, 11009118), (1978, 10241040), (2064, 9814330), (2130, 9510224), (2208, 9174265), (2272, 8915835), (2404, 8426280), (2580, 7851464), (2760, 7339412), (2840, 7132668), (2967, 6827360), (3005, 6741024), (3053, 6635040), (3266, 6202320), (3408, 5943890), (3440, 5888598), (3606, 5617520), (3680, 5504559), (3956, 5120520), (4128, 4907165), (4260, 4755112), (4808, 4213140), (4899, 4134880), (4945, 4096416), (5160, 3925732), (5520, 3669706), (5680, 3566334), (5934, 3413680), (6010, 3370512), (6106, 3317520), (6532, 3101160), (6816, 2971945), (6880, 2944299), (7212, 2808760), (7912, 2560260), (8165, 2480928), (8520, 2377556), (9015, 2247008), (9159, 2211680), (9616, 2106570), (9798, 2067440), (9890, 2048208), (10320, 1962866), (11040, 1834853), (11360, 1783167), (11868, 1706840), (12020, 1685256), (12212, 1658760), (13064, 1550580), (13823, 1465440), (14424, 1404380), (14835, 1365472), (15265, 1327008), (15824, 1280130), (16330, 1240464), (17040, 1188778), (18030, 1123504), (18318, 1105840), (19232, 1053285), (19596, 1033720), (19780, 1024104), (20640, 981433), (23736, 853420), (24040, 842628), (24424, 829380), (24495, 826976), (25843, 783840), (26128, 775290), (27646, 732720), (28848, 702190), (29670, 682736), (30530, 663504), (31648, 640065), (32660, 620232), (34080, 594389), (36060, 561752), (36636, 552920), (39192, 516860), (39560, 512052), (41469, 488480), (42671, 474720), (45795, 442336), (47472, 426710), (48080, 421314), (48848, 414690), (48990, 413488), (51686, 391920), (52256, 387645), (55292, 366360), (57696, 351095), (59340, 341368), (61060, 331752), (65320, 310116), (69115, 293088), (70219, 288480), (72120, 280876), (73272, 276460), (77529, 261280), (78384, 258430), (79120, 256026), (82938, 244240), (85342, 237360), (91590, 221168), (94944, 213355), (96160, 210657), (97696, 207345), (97980, 206744), (103372, 195960), (110584, 183180), (118680, 170684), (122120, 165876), (128013, 158240), (129215, 156768), (130640, 155058), (138230, 146544), (140438, 144240)]