21978965440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1287

約数の個数: 224

約数和(自身を含む): 57831045120

約数和(自身を除く): 35852079680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 127, 136, 145, 160, 170, 232, 254, 272, 290, 320, 340, 464, 493, 508, 544, 580, 635, 680, 928, 986, 1016, 1088, 1097, 1160, 1270, 1360, 1856, 1972, 2032, 2159, 2194, 2320, 2465, 2540, 2720, 3683, 3944, 4064, 4318, 4388, 4640, 4930, 5080, 5440, 5485, 7366, 7888, 8128, 8636, 8776, 9280, 9860, 10160, 10795, 10970, 14732, 15776, 17272, 17552, 18415, 18649, 19720, 20320, 21590, 21940, 29464, 31552, 31813, 34544, 35104, 36830, 37298, 39440, 40640, 43180, 43880, 58928, 62611, 63626, 69088, 70208, 73660, 74596, 78880, 86360, 87760, 93245, 117856, 125222, 127252, 138176, 139319, 147320, 149192, 157760, 159065, 172720, 175520, 186490, 235712, 250444, 254504, 278638, 294640, 298384, 313055, 318130, 345440, 351040, 372980, 500888, 509008, 540821, 557276, 589280, 596768, 626110, 636260, 690880, 696595, 745960, 1001776, 1018016, 1081642, 1114552, 1178560, 1193536, 1252220, 1272520, 1393190, 1491920, 2003552, 2036032, 2163284, 2229104, 2368423, 2504440, 2545040, 2704105, 2786380, 2983840, 4007104, 4040251, 4326568, 4458208, 4736846, 5008880, 5090080, 5408210, 5572760, 5967680, 8080502, 8653136, 8916416, 9473692, 10017760, 10180160, 10816420, 11145520, 11842115, 16161004, 17306272, 18947384, 20035520, 20201255, 21632840, 22291040, 23684230, 32322008, 34612544, 37894768, 40402510, 43265680, 44582080, 47368460, 64644016, 68684267, 75789536, 80805020, 86531360, 94736920, 129288032, 137368534, 151579072, 161610040, 173062720, 189473840, 258576064, 274737068, 323220080, 343421335, 378947680, 549474136, 646440160, 686842670, 757895360, 1098948272, 1292880320, 1373685340, 2197896544, 2747370680, 4395793088, 5494741360, 10989482720, 21978965440]

約数ペア:

[(1, 21978965440), (2, 10989482720), (4, 5494741360), (5, 4395793088), (8, 2747370680), (10, 2197896544), (16, 1373685340), (17, 1292880320), (20, 1098948272), (29, 757895360), (32, 686842670), (34, 646440160), (40, 549474136), (58, 378947680), (64, 343421335), (68, 323220080), (80, 274737068), (85, 258576064), (116, 189473840), (127, 173062720), (136, 161610040), (145, 151579072), (160, 137368534), (170, 129288032), (232, 94736920), (254, 86531360), (272, 80805020), (290, 75789536), (320, 68684267), (340, 64644016), (464, 47368460), (493, 44582080), (508, 43265680), (544, 40402510), (580, 37894768), (635, 34612544), (680, 32322008), (928, 23684230), (986, 22291040), (1016, 21632840), (1088, 20201255), (1097, 20035520), (1160, 18947384), (1270, 17306272), (1360, 16161004), (1856, 11842115), (1972, 11145520), (2032, 10816420), (2159, 10180160), (2194, 10017760), (2320, 9473692), (2465, 8916416), (2540, 8653136), (2720, 8080502), (3683, 5967680), (3944, 5572760), (4064, 5408210), (4318, 5090080), (4388, 5008880), (4640, 4736846), (4930, 4458208), (5080, 4326568), (5440, 4040251), (5485, 4007104), (7366, 2983840), (7888, 2786380), (8128, 2704105), (8636, 2545040), (8776, 2504440), (9280, 2368423), (9860, 2229104), (10160, 2163284), (10795, 2036032), (10970, 2003552), (14732, 1491920), (15776, 1393190), (17272, 1272520), (17552, 1252220), (18415, 1193536), (18649, 1178560), (19720, 1114552), (20320, 1081642), (21590, 1018016), (21940, 1001776), (29464, 745960), (31552, 696595), (31813, 690880), (34544, 636260), (35104, 626110), (36830, 596768), (37298, 589280), (39440, 557276), (40640, 540821), (43180, 509008), (43880, 500888), (58928, 372980), (62611, 351040), (63626, 345440), (69088, 318130), (70208, 313055), (73660, 298384), (74596, 294640), (78880, 278638), (86360, 254504), (87760, 250444), (93245, 235712), (117856, 186490), (125222, 175520), (127252, 172720), (138176, 159065), (139319, 157760), (147320, 149192)]