About the Number

199678128

199678127 ← → 199678129

2進数表記:1011111001101101100010110000

漢数字表記:一億九千九百六十七万八千百二十八

素因数分解:

2 4 × 3 1 × 13 1 × 71 1 × 4507 1

素因数の和:4602
約数の個数: 80
約数和(自身を含む): 563463936
約数和(自身を除く): 363785808

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 71, 78, 104, 142, 156, 208, 213, 284, 312, 426, 568, 624, 852, 923, 1136, 1704, 1846, 2769, 3408, 3692, 4507, 5538, 7384, 9014, 11076, 13521, 14768, 18028, 22152, 27042, 36056, 44304, 54084, 58591, 72112, 108168, 117182, 175773, 216336, 234364, 319997, 351546, 468728, 639994, 703092, 937456, 959991, 1279988, 1406184, 1919982, 2559976, 2812368, 3839964, 4159961, 5119952, 7679928, 8319922, 12479883, 15359856, 16639844, 24959766, 33279688, 49919532, 66559376, 99839064, 199678128]

約数ペア:
[(1, 199678128), (2, 99839064), (3, 66559376), (4, 49919532), (6, 33279688), (8, 24959766), (12, 16639844), (13, 15359856), (16, 12479883), (24, 8319922), (26, 7679928), (39, 5119952), (48, 4159961), (52, 3839964), (71, 2812368), (78, 2559976), (104, 1919982), (142, 1406184), (156, 1279988), (208, 959991), (213, 937456), (284, 703092), (312, 639994), (426, 468728), (568, 351546), (624, 319997), (852, 234364), (923, 216336), (1136, 175773), (1704, 117182), (1846, 108168), (2769, 72112), (3408, 58591), (3692, 54084), (4507, 44304), (5538, 36056), (7384, 27042), (9014, 22152), (11076, 18028), (13521, 14768)]

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