282828960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1215

約数の個数: 144

約数和(自身を含む): 971026056

約数和(自身を除く): 688197096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 288, 360, 394, 480, 591, 720, 788, 985, 997, 1182, 1440, 1576, 1773, 1970, 1994, 2364, 2955, 2991, 3152, 3546, 3940, 3988, 4728, 4985, 5910, 5982, 6304, 7092, 7880, 7976, 8865, 8973, 9456, 9970, 11820, 11964, 14184, 14955, 15760, 15952, 17730, 17946, 18912, 19940, 23640, 23928, 28368, 29910, 31520, 31904, 35460, 35892, 39880, 44865, 47280, 47856, 56736, 59820, 70920, 71784, 79760, 89730, 94560, 95712, 119640, 141840, 143568, 159520, 179460, 196409, 239280, 283680, 287136, 358920, 392818, 478560, 589227, 717840, 785636, 982045, 1178454, 1435680, 1571272, 1767681, 1964090, 2356908, 2946135, 3142544, 3535362, 3928180, 4713816, 5892270, 6285088, 7070724, 7856360, 8838405, 9427632, 11784540, 14141448, 15712720, 17676810, 18855264, 23569080, 28282896, 31425440, 35353620, 47138160, 56565792, 70707240, 94276320, 141414480, 282828960]

約数ペア:

[(1, 282828960), (2, 141414480), (3, 94276320), (4, 70707240), (5, 56565792), (6, 47138160), (8, 35353620), (9, 31425440), (10, 28282896), (12, 23569080), (15, 18855264), (16, 17676810), (18, 15712720), (20, 14141448), (24, 11784540), (30, 9427632), (32, 8838405), (36, 7856360), (40, 7070724), (45, 6285088), (48, 5892270), (60, 4713816), (72, 3928180), (80, 3535362), (90, 3142544), (96, 2946135), (120, 2356908), (144, 1964090), (160, 1767681), (180, 1571272), (197, 1435680), (240, 1178454), (288, 982045), (360, 785636), (394, 717840), (480, 589227), (591, 478560), (720, 392818), (788, 358920), (985, 287136), (997, 283680), (1182, 239280), (1440, 196409), (1576, 179460), (1773, 159520), (1970, 143568), (1994, 141840), (2364, 119640), (2955, 95712), (2991, 94560), (3152, 89730), (3546, 79760), (3940, 71784), (3988, 70920), (4728, 59820), (4985, 56736), (5910, 47856), (5982, 47280), (6304, 44865), (7092, 39880), (7880, 35892), (7976, 35460), (8865, 31904), (8973, 31520), (9456, 29910), (9970, 28368), (11820, 23928), (11964, 23640), (14184, 19940), (14955, 18912), (15760, 17946), (15952, 17730)]