About the Number

172169984

172169983 ← → 172169985

2進数表記:1010010000110001101100000000

漢数字表記:一億七千二百十六万九千九百八十四

素因数分解:

2 8 × 7 1 × 29 1 × 3313 1

素因数の和:3365
約数の個数: 72
約数和(自身を含む): 406428960
約数和(自身を除く): 234258976

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 812, 896, 928, 1624, 1792, 1856, 3248, 3313, 3712, 6496, 6626, 7424, 12992, 13252, 23191, 25984, 26504, 46382, 51968, 53008, 92764, 96077, 106016, 185528, 192154, 212032, 371056, 384308, 424064, 672539, 742112, 768616, 848128, 1345078, 1484224, 1537232, 2690156, 2968448, 3074464, 5380312, 5936896, 6148928, 10760624, 12297856, 21521248, 24595712, 43042496, 86084992, 172169984]

約数ペア:
[(1, 172169984), (2, 86084992), (4, 43042496), (7, 24595712), (8, 21521248), (14, 12297856), (16, 10760624), (28, 6148928), (29, 5936896), (32, 5380312), (56, 3074464), (58, 2968448), (64, 2690156), (112, 1537232), (116, 1484224), (128, 1345078), (203, 848128), (224, 768616), (232, 742112), (256, 672539), (406, 424064), (448, 384308), (464, 371056), (812, 212032), (896, 192154), (928, 185528), (1624, 106016), (1792, 96077), (1856, 92764), (3248, 53008), (3313, 51968), (3712, 46382), (6496, 26504), (6626, 25984), (7424, 23191), (12992, 13252)]

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