About the Number

521389980

521389979 ← → 521389981

2進数表記:11111000100111100011110011100

漢数字表記:五億二千百三十八万九千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 67 1 × 14411 1

素因数の和:14496
約数の個数: 96
約数和(自身を含む): 1646426880
約数和(自身を除く): 1125036900

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 90, 108, 134, 135, 180, 201, 268, 270, 335, 402, 540, 603, 670, 804, 1005, 1206, 1340, 1809, 2010, 2412, 3015, 3618, 4020, 6030, 7236, 9045, 12060, 14411, 18090, 28822, 36180, 43233, 57644, 72055, 86466, 129699, 144110, 172932, 216165, 259398, 288220, 389097, 432330, 518796, 648495, 778194, 864660, 965537, 1296990, 1556388, 1931074, 1945485, 2593980, 2896611, 3862148, 3890970, 4827685, 5793222, 7781940, 8689833, 9655370, 11586444, 14483055, 17379666, 19310740, 26069499, 28966110, 34759332, 43449165, 52138998, 57932220, 86898330, 104277996, 130347495, 173796660, 260694990, 521389980]

約数ペア:
[(1, 521389980), (2, 260694990), (3, 173796660), (4, 130347495), (5, 104277996), (6, 86898330), (9, 57932220), (10, 52138998), (12, 43449165), (15, 34759332), (18, 28966110), (20, 26069499), (27, 19310740), (30, 17379666), (36, 14483055), (45, 11586444), (54, 9655370), (60, 8689833), (67, 7781940), (90, 5793222), (108, 4827685), (134, 3890970), (135, 3862148), (180, 2896611), (201, 2593980), (268, 1945485), (270, 1931074), (335, 1556388), (402, 1296990), (540, 965537), (603, 864660), (670, 778194), (804, 648495), (1005, 518796), (1206, 432330), (1340, 389097), (1809, 288220), (2010, 259398), (2412, 216165), (3015, 172932), (3618, 144110), (4020, 129699), (6030, 86466), (7236, 72055), (9045, 57644), (12060, 43233), (14411, 36180), (18090, 28822)]

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