78721650

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 245978304

約数和(自身を除く): 167256654

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 67, 70, 75, 90, 105, 126, 134, 150, 175, 201, 210, 225, 315, 335, 350, 373, 402, 450, 469, 525, 603, 630, 670, 746, 938, 1005, 1050, 1119, 1206, 1407, 1575, 1675, 1865, 2010, 2238, 2345, 2611, 2814, 3015, 3150, 3350, 3357, 3730, 4221, 4690, 5025, 5222, 5595, 6030, 6714, 7035, 7833, 8442, 9325, 10050, 11190, 11725, 13055, 14070, 15075, 15666, 16785, 18650, 21105, 23450, 23499, 24991, 26110, 27975, 30150, 33570, 35175, 39165, 42210, 46998, 49982, 55950, 65275, 70350, 74973, 78330, 83925, 105525, 117495, 124955, 130550, 149946, 167850, 174937, 195825, 211050, 224919, 234990, 249910, 349874, 374865, 391650, 449838, 524811, 587475, 624775, 749730, 874685, 1049622, 1124595, 1174950, 1249550, 1574433, 1749370, 1874325, 2249190, 2624055, 3148866, 3748650, 4373425, 5248110, 5622975, 7872165, 8746850, 11245950, 13120275, 15744330, 26240550, 39360825, 78721650]

約数ペア:

[(1, 78721650), (2, 39360825), (3, 26240550), (5, 15744330), (6, 13120275), (7, 11245950), (9, 8746850), (10, 7872165), (14, 5622975), (15, 5248110), (18, 4373425), (21, 3748650), (25, 3148866), (30, 2624055), (35, 2249190), (42, 1874325), (45, 1749370), (50, 1574433), (63, 1249550), (67, 1174950), (70, 1124595), (75, 1049622), (90, 874685), (105, 749730), (126, 624775), (134, 587475), (150, 524811), (175, 449838), (201, 391650), (210, 374865), (225, 349874), (315, 249910), (335, 234990), (350, 224919), (373, 211050), (402, 195825), (450, 174937), (469, 167850), (525, 149946), (603, 130550), (630, 124955), (670, 117495), (746, 105525), (938, 83925), (1005, 78330), (1050, 74973), (1119, 70350), (1206, 65275), (1407, 55950), (1575, 49982), (1675, 46998), (1865, 42210), (2010, 39165), (2238, 35175), (2345, 33570), (2611, 30150), (2814, 27975), (3015, 26110), (3150, 24991), (3350, 23499), (3357, 23450), (3730, 21105), (4221, 18650), (4690, 16785), (5025, 15666), (5222, 15075), (5595, 14070), (6030, 13055), (6714, 11725), (7035, 11190), (7833, 10050), (8442, 9325)]