21929015680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12611}}^1$

素因数の和:12673

約数の個数: 256

約数和(自身を含む): 64835769600

約数和(自身を除く): 42906753920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 64, 65, 76, 80, 88, 95, 104, 110, 128, 130, 143, 152, 160, 176, 190, 208, 209, 220, 247, 260, 286, 304, 320, 352, 380, 416, 418, 440, 494, 520, 572, 608, 640, 704, 715, 760, 832, 836, 880, 988, 1040, 1045, 1144, 1216, 1235, 1408, 1430, 1520, 1664, 1672, 1760, 1976, 2080, 2090, 2288, 2432, 2470, 2717, 2860, 3040, 3344, 3520, 3952, 4160, 4180, 4576, 4940, 5434, 5720, 6080, 6688, 7040, 7904, 8320, 8360, 9152, 9880, 10868, 11440, 12160, 12611, 13376, 13585, 15808, 16720, 18304, 19760, 21736, 22880, 25222, 26752, 27170, 31616, 33440, 39520, 43472, 45760, 50444, 54340, 63055, 66880, 79040, 86944, 91520, 100888, 108680, 126110, 133760, 138721, 158080, 163943, 173888, 201776, 217360, 239609, 252220, 277442, 327886, 347776, 403552, 434720, 479218, 504440, 554884, 655772, 693605, 807104, 819715, 869440, 958436, 1008880, 1109768, 1198045, 1311544, 1387210, 1614208, 1639430, 1738880, 1803373, 1916872, 2017760, 2219536, 2396090, 2623088, 2635699, 2774420, 3114917, 3278860, 3606746, 3833744, 4035520, 4439072, 4792180, 5246176, 5271398, 5548840, 6229834, 6557720, 7213492, 7667488, 8071040, 8878144, 9016865, 9584360, 10492352, 10542796, 11097680, 12459668, 13115440, 13178495, 14426984, 15334976, 15574585, 17756288, 18033730, 19168720, 20984704, 21085592, 22195360, 24919336, 26230880, 26356990, 28853968, 30669952, 31149170, 34264087, 36067460, 38337440, 42171184, 44390720, 49838672, 52461760, 52713980, 57707936, 62298340, 68528174, 72134920, 76674880, 84342368, 88781440, 99677344, 104923520, 105427960, 115415872, 124596680, 137056348, 144269840, 153349760, 168684736, 171320435, 199354688, 210855920, 230831744, 249193360, 274112696, 288539680, 337369472, 342640870, 398709376, 421711840, 498386720, 548225392, 577079360, 685281740, 843423680, 996773440, 1096450784, 1154158720, 1370563480, 1686847360, 1993546880, 2192901568, 2741126960, 4385803136, 5482253920, 10964507840, 21929015680]

約数ペア:

[(1, 21929015680), (2, 10964507840), (4, 5482253920), (5, 4385803136), (8, 2741126960), (10, 2192901568), (11, 1993546880), (13, 1686847360), (16, 1370563480), (19, 1154158720), (20, 1096450784), (22, 996773440), (26, 843423680), (32, 685281740), (38, 577079360), (40, 548225392), (44, 498386720), (52, 421711840), (55, 398709376), (64, 342640870), (65, 337369472), (76, 288539680), (80, 274112696), (88, 249193360), (95, 230831744), (104, 210855920), (110, 199354688), (128, 171320435), (130, 168684736), (143, 153349760), (152, 144269840), (160, 137056348), (176, 124596680), (190, 115415872), (208, 105427960), (209, 104923520), (220, 99677344), (247, 88781440), (260, 84342368), (286, 76674880), (304, 72134920), (320, 68528174), (352, 62298340), (380, 57707936), (416, 52713980), (418, 52461760), (440, 49838672), (494, 44390720), (520, 42171184), (572, 38337440), (608, 36067460), (640, 34264087), (704, 31149170), (715, 30669952), (760, 28853968), (832, 26356990), (836, 26230880), (880, 24919336), (988, 22195360), (1040, 21085592), (1045, 20984704), (1144, 19168720), (1216, 18033730), (1235, 17756288), (1408, 15574585), (1430, 15334976), (1520, 14426984), (1664, 13178495), (1672, 13115440), (1760, 12459668), (1976, 11097680), (2080, 10542796), (2090, 10492352), (2288, 9584360), (2432, 9016865), (2470, 8878144), (2717, 8071040), (2860, 7667488), (3040, 7213492), (3344, 6557720), (3520, 6229834), (3952, 5548840), (4160, 5271398), (4180, 5246176), (4576, 4792180), (4940, 4439072), (5434, 4035520), (5720, 3833744), (6080, 3606746), (6688, 3278860), (7040, 3114917), (7904, 2774420), (8320, 2635699), (8360, 2623088), (9152, 2396090), (9880, 2219536), (10868, 2017760), (11440, 1916872), (12160, 1803373), (12611, 1738880), (13376, 1639430), (13585, 1614208), (15808, 1387210), (16720, 1311544), (18304, 1198045), (19760, 1109768), (21736, 1008880), (22880, 958436), (25222, 869440), (26752, 819715), (27170, 807104), (31616, 693605), (33440, 655772), (39520, 554884), (43472, 504440), (45760, 479218), (50444, 434720), (54340, 403552), (63055, 347776), (66880, 327886), (79040, 277442), (86944, 252220), (91520, 239609), (100888, 217360), (108680, 201776), (126110, 173888), (133760, 163943), (138721, 158080)]