1660019760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4639}}^1$

素因数の和:4736

約数の個数: 240

約数和(自身を含む): 6462443520

約数和(自身を除く): 4802423760

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, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 630, 639, 710, 720, 840, 852, 994, 1008, 1065, 1136, 1260, 1278, 1420, 1491, 1680, 1704, 1988, 2130, 2485, 2520, 2556, 2840, 2982, 3195, 3408, 3976, 4260, 4473, 4639, 4970, 5040, 5112, 5680, 5964, 6390, 7455, 7952, 8520, 8946, 9278, 9940, 10224, 11928, 12780, 13917, 14910, 17040, 17892, 18556, 19880, 22365, 23195, 23856, 25560, 27834, 29820, 32473, 35784, 37112, 39760, 41751, 44730, 46390, 51120, 55668, 59640, 64946, 69585, 71568, 74224, 83502, 89460, 92780, 97419, 111336, 119280, 129892, 139170, 162365, 167004, 178920, 185560, 194838, 208755, 222672, 259784, 278340, 292257, 324730, 329369, 334008, 357840, 371120, 389676, 417510, 487095, 519568, 556680, 584514, 649460, 658738, 668016, 779352, 835020, 974190, 988107, 1113360, 1169028, 1298920, 1317476, 1461285, 1558704, 1646845, 1670040, 1948380, 1976214, 2305583, 2338056, 2597840, 2634952, 2922570, 2964321, 3293690, 3340080, 3896760, 3952428, 4611166, 4676112, 4940535, 5269904, 5845140, 5928642, 6587380, 6916749, 7793520, 7904856, 9222332, 9881070, 11527915, 11690280, 11857284, 13174760, 13833498, 14821605, 15809712, 18444664, 19762140, 20750247, 23055830, 23380560, 23714568, 26349520, 27666996, 29643210, 34583745, 36889328, 39524280, 41500494, 46111660, 47429136, 55333992, 59286420, 69167490, 79048560, 83000988, 92223320, 103751235, 110667984, 118572840, 138334980, 166001976, 184446640, 207502470, 237145680, 276669960, 332003952, 415004940, 553339920, 830009880, 1660019760]

約数ペア:

[(1, 1660019760), (2, 830009880), (3, 553339920), (4, 415004940), (5, 332003952), (6, 276669960), (7, 237145680), (8, 207502470), (9, 184446640), (10, 166001976), (12, 138334980), (14, 118572840), (15, 110667984), (16, 103751235), (18, 92223320), (20, 83000988), (21, 79048560), (24, 69167490), (28, 59286420), (30, 55333992), (35, 47429136), (36, 46111660), (40, 41500494), (42, 39524280), (45, 36889328), (48, 34583745), (56, 29643210), (60, 27666996), (63, 26349520), (70, 23714568), (71, 23380560), (72, 23055830), (80, 20750247), (84, 19762140), (90, 18444664), (105, 15809712), (112, 14821605), (120, 13833498), (126, 13174760), (140, 11857284), (142, 11690280), (144, 11527915), (168, 9881070), (180, 9222332), (210, 7904856), (213, 7793520), (240, 6916749), (252, 6587380), (280, 5928642), (284, 5845140), (315, 5269904), (336, 4940535), (355, 4676112), (360, 4611166), (420, 3952428), (426, 3896760), (497, 3340080), (504, 3293690), (560, 2964321), (568, 2922570), (630, 2634952), (639, 2597840), (710, 2338056), (720, 2305583), (840, 1976214), (852, 1948380), (994, 1670040), (1008, 1646845), (1065, 1558704), (1136, 1461285), (1260, 1317476), (1278, 1298920), (1420, 1169028), (1491, 1113360), (1680, 988107), (1704, 974190), (1988, 835020), (2130, 779352), (2485, 668016), (2520, 658738), (2556, 649460), (2840, 584514), (2982, 556680), (3195, 519568), (3408, 487095), (3976, 417510), (4260, 389676), (4473, 371120), (4639, 357840), (4970, 334008), (5040, 329369), (5112, 324730), (5680, 292257), (5964, 278340), (6390, 259784), (7455, 222672), (7952, 208755), (8520, 194838), (8946, 185560), (9278, 178920), (9940, 167004), (10224, 162365), (11928, 139170), (12780, 129892), (13917, 119280), (14910, 111336), (17040, 97419), (17892, 92780), (18556, 89460), (19880, 83502), (22365, 74224), (23195, 71568), (23856, 69585), (25560, 64946), (27834, 59640), (29820, 55668), (32473, 51120), (35784, 46390), (37112, 44730), (39760, 41751)]