About the Number

121687488

121687487 ← → 121687489

2進数表記:111010000001100110111000000

漢数字表記:一億二千百六十八万七千四百八十八

素因数分解:

2 6 × 3 3 × 13 1 × 5417 1

素因数の和:5451
約数の個数: 112
約数和(自身を含む): 385328160
約数和(自身を除く): 263640672

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1248, 1404, 1728, 1872, 2496, 2808, 3744, 5417, 5616, 7488, 10834, 11232, 16251, 21668, 22464, 32502, 43336, 48753, 65004, 70421, 86672, 97506, 130008, 140842, 146259, 173344, 195012, 211263, 260016, 281684, 292518, 346688, 390024, 422526, 520032, 563368, 585036, 633789, 780048, 845052, 1040064, 1126736, 1170072, 1267578, 1560096, 1690104, 1901367, 2253472, 2340144, 2535156, 3120192, 3380208, 3802734, 4506944, 4680288, 5070312, 6760416, 7605468, 9360576, 10140624, 13520832, 15210936, 20281248, 30421872, 40562496, 60843744, 121687488]

約数ペア:
[(1, 121687488), (2, 60843744), (3, 40562496), (4, 30421872), (6, 20281248), (8, 15210936), (9, 13520832), (12, 10140624), (13, 9360576), (16, 7605468), (18, 6760416), (24, 5070312), (26, 4680288), (27, 4506944), (32, 3802734), (36, 3380208), (39, 3120192), (48, 2535156), (52, 2340144), (54, 2253472), (64, 1901367), (72, 1690104), (78, 1560096), (96, 1267578), (104, 1170072), (108, 1126736), (117, 1040064), (144, 845052), (156, 780048), (192, 633789), (208, 585036), (216, 563368), (234, 520032), (288, 422526), (312, 390024), (351, 346688), (416, 292518), (432, 281684), (468, 260016), (576, 211263), (624, 195012), (702, 173344), (832, 146259), (864, 140842), (936, 130008), (1248, 97506), (1404, 86672), (1728, 70421), (1872, 65004), (2496, 48753), (2808, 43336), (3744, 32502), (5417, 22464), (5616, 21668), (7488, 16251), (10834, 11232)]

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