About the Number

128372288

128372287 ← → 128372289

2進数表記:111101001101100111001000000

漢数字表記:一億二千八百三十七万二千二百八十八

素因数分解:

2 6 × 11 4 × 137 1

素因数の和:193
約数の個数: 70
約数和(自身を含む): 282256230
約数和(自身を除く): 153883942

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 137, 176, 242, 274, 352, 484, 548, 704, 968, 1096, 1331, 1507, 1936, 2192, 2662, 3014, 3872, 4384, 5324, 6028, 7744, 8768, 10648, 12056, 14641, 16577, 21296, 24112, 29282, 33154, 42592, 48224, 58564, 66308, 85184, 96448, 117128, 132616, 182347, 234256, 265232, 364694, 468512, 530464, 729388, 937024, 1060928, 1458776, 2005817, 2917552, 4011634, 5835104, 8023268, 11670208, 16046536, 32093072, 64186144, 128372288]

約数ペア:
[(1, 128372288), (2, 64186144), (4, 32093072), (8, 16046536), (11, 11670208), (16, 8023268), (22, 5835104), (32, 4011634), (44, 2917552), (64, 2005817), (88, 1458776), (121, 1060928), (137, 937024), (176, 729388), (242, 530464), (274, 468512), (352, 364694), (484, 265232), (548, 234256), (704, 182347), (968, 132616), (1096, 117128), (1331, 96448), (1507, 85184), (1936, 66308), (2192, 58564), (2662, 48224), (3014, 42592), (3872, 33154), (4384, 29282), (5324, 24112), (6028, 21296), (7744, 16577), (8768, 14641), (10648, 12056)]

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