About the Number

121030128

121030127 ← → 121030129

2進数表記:111001101101100010111110000

漢数字表記:一億二千百三万百二十八

素因数分解:

2 4 × 3 2 × 223 1 × 3769 1

素因数の和:4006
約数の個数: 60
約数和(自身を含む): 340325440
約数和(自身を除く): 219295312

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 3568, 3769, 4014, 5352, 7538, 8028, 10704, 11307, 15076, 16056, 22614, 30152, 32112, 33921, 45228, 60304, 67842, 90456, 135684, 180912, 271368, 542736, 840487, 1680974, 2521461, 3361948, 5042922, 6723896, 7564383, 10085844, 13447792, 15128766, 20171688, 30257532, 40343376, 60515064, 121030128]

約数ペア:
[(1, 121030128), (2, 60515064), (3, 40343376), (4, 30257532), (6, 20171688), (8, 15128766), (9, 13447792), (12, 10085844), (16, 7564383), (18, 6723896), (24, 5042922), (36, 3361948), (48, 2521461), (72, 1680974), (144, 840487), (223, 542736), (446, 271368), (669, 180912), (892, 135684), (1338, 90456), (1784, 67842), (2007, 60304), (2676, 45228), (3568, 33921), (3769, 32112), (4014, 30152), (5352, 22614), (7538, 16056), (8028, 15076), (10704, 11307)]

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