1997754240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1$

素因数の和:2445

約数の個数: 256

約数和(自身を含む): 6997363200

約数和(自身を除く): 4999608960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 32, 38, 40, 46, 48, 57, 60, 64, 69, 76, 80, 92, 95, 96, 114, 115, 120, 128, 138, 152, 160, 184, 190, 192, 228, 230, 240, 276, 285, 304, 320, 345, 368, 380, 384, 437, 456, 460, 480, 552, 570, 608, 640, 690, 736, 760, 874, 912, 920, 960, 1104, 1140, 1216, 1311, 1380, 1472, 1520, 1748, 1824, 1840, 1920, 2185, 2208, 2280, 2381, 2432, 2622, 2760, 2944, 3040, 3496, 3648, 3680, 4370, 4416, 4560, 4762, 5244, 5520, 6080, 6555, 6992, 7143, 7296, 7360, 8740, 8832, 9120, 9524, 10488, 11040, 11905, 12160, 13110, 13984, 14286, 14720, 17480, 18240, 19048, 20976, 22080, 23810, 26220, 27968, 28572, 34960, 35715, 36480, 38096, 41952, 44160, 45239, 47620, 52440, 54763, 55936, 57144, 69920, 71430, 76192, 83904, 90478, 95240, 104880, 109526, 114288, 135717, 139840, 142860, 152384, 164289, 167808, 180956, 190480, 209760, 219052, 226195, 228576, 271434, 273815, 279680, 285720, 304768, 328578, 361912, 380960, 419520, 438104, 452390, 457152, 542868, 547630, 571440, 657156, 678585, 723824, 761920, 821445, 839040, 876208, 904780, 914304, 1040497, 1085736, 1095260, 1142880, 1314312, 1357170, 1447648, 1523840, 1642890, 1752416, 1809560, 2080994, 2171472, 2190520, 2285760, 2628624, 2714340, 2895296, 3121491, 3285780, 3504832, 3619120, 4161988, 4342944, 4381040, 4571520, 5202485, 5257248, 5428680, 5790592, 6242982, 6571560, 7009664, 7238240, 8323976, 8685888, 8762080, 10404970, 10514496, 10857360, 12485964, 13143120, 14476480, 15607455, 16647952, 17371776, 17524160, 20809940, 21028992, 21714720, 24971928, 26286240, 28952960, 31214910, 33295904, 35048320, 41619880, 43429440, 49943856, 52572480, 62429820, 66591808, 83239760, 86858880, 99887712, 105144960, 124859640, 133183616, 166479520, 199775424, 249719280, 332959040, 399550848, 499438560, 665918080, 998877120, 1997754240]

約数ペア:

[(1, 1997754240), (2, 998877120), (3, 665918080), (4, 499438560), (5, 399550848), (6, 332959040), (8, 249719280), (10, 199775424), (12, 166479520), (15, 133183616), (16, 124859640), (19, 105144960), (20, 99887712), (23, 86858880), (24, 83239760), (30, 66591808), (32, 62429820), (38, 52572480), (40, 49943856), (46, 43429440), (48, 41619880), (57, 35048320), (60, 33295904), (64, 31214910), (69, 28952960), (76, 26286240), (80, 24971928), (92, 21714720), (95, 21028992), (96, 20809940), (114, 17524160), (115, 17371776), (120, 16647952), (128, 15607455), (138, 14476480), (152, 13143120), (160, 12485964), (184, 10857360), (190, 10514496), (192, 10404970), (228, 8762080), (230, 8685888), (240, 8323976), (276, 7238240), (285, 7009664), (304, 6571560), (320, 6242982), (345, 5790592), (368, 5428680), (380, 5257248), (384, 5202485), (437, 4571520), (456, 4381040), (460, 4342944), (480, 4161988), (552, 3619120), (570, 3504832), (608, 3285780), (640, 3121491), (690, 2895296), (736, 2714340), (760, 2628624), (874, 2285760), (912, 2190520), (920, 2171472), (960, 2080994), (1104, 1809560), (1140, 1752416), (1216, 1642890), (1311, 1523840), (1380, 1447648), (1472, 1357170), (1520, 1314312), (1748, 1142880), (1824, 1095260), (1840, 1085736), (1920, 1040497), (2185, 914304), (2208, 904780), (2280, 876208), (2381, 839040), (2432, 821445), (2622, 761920), (2760, 723824), (2944, 678585), (3040, 657156), (3496, 571440), (3648, 547630), (3680, 542868), (4370, 457152), (4416, 452390), (4560, 438104), (4762, 419520), (5244, 380960), (5520, 361912), (6080, 328578), (6555, 304768), (6992, 285720), (7143, 279680), (7296, 273815), (7360, 271434), (8740, 228576), (8832, 226195), (9120, 219052), (9524, 209760), (10488, 190480), (11040, 180956), (11905, 167808), (12160, 164289), (13110, 152384), (13984, 142860), (14286, 139840), (14720, 135717), (17480, 114288), (18240, 109526), (19048, 104880), (20976, 95240), (22080, 90478), (23810, 83904), (26220, 76192), (27968, 71430), (28572, 69920), (34960, 57144), (35715, 55936), (36480, 54763), (38096, 52440), (41952, 47620), (44160, 45239)]