About the Number

121105488

121105487 ← → 121105489

2進数表記:111001101111110110001010000

漢数字表記:一億二千百十万五千四百八十八

素因数分解:

2 4 × 3 1 × 7 1 × 23 1 × 15671 1

素因数の和:15712
約数の個数: 80
約数和(自身を含む): 373118976
約数和(自身を除く): 252013488

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 3864, 7728, 15671, 31342, 47013, 62684, 94026, 109697, 125368, 188052, 219394, 250736, 329091, 360433, 376104, 438788, 658182, 720866, 752208, 877576, 1081299, 1316364, 1441732, 1755152, 2162598, 2523031, 2632728, 2883464, 4325196, 5046062, 5265456, 5766928, 7569093, 8650392, 10092124, 15138186, 17300784, 20184248, 30276372, 40368496, 60552744, 121105488]

約数ペア:
[(1, 121105488), (2, 60552744), (3, 40368496), (4, 30276372), (6, 20184248), (7, 17300784), (8, 15138186), (12, 10092124), (14, 8650392), (16, 7569093), (21, 5766928), (23, 5265456), (24, 5046062), (28, 4325196), (42, 2883464), (46, 2632728), (48, 2523031), (56, 2162598), (69, 1755152), (84, 1441732), (92, 1316364), (112, 1081299), (138, 877576), (161, 752208), (168, 720866), (184, 658182), (276, 438788), (322, 376104), (336, 360433), (368, 329091), (483, 250736), (552, 219394), (644, 188052), (966, 125368), (1104, 109697), (1288, 94026), (1932, 62684), (2576, 47013), (3864, 31342), (7728, 15671)]

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