About the Number

1261336928

1261336927 ← → 1261336929

2進数表記:1001011001011100111100101100000

漢数字表記:十二億六千百三十三万六千九百二十八

素因数分解:

2 5 × 23 1 × 31 1 × 59 1 × 937 1

素因数の和:1060
約数の個数: 96
約数和(自身を含む): 2723051520
約数和(自身を除く): 1461714592

約数列:
[1, 2, 4, 8, 16, 23, 31, 32, 46, 59, 62, 92, 118, 124, 184, 236, 248, 368, 472, 496, 713, 736, 937, 944, 992, 1357, 1426, 1829, 1874, 1888, 2714, 2852, 3658, 3748, 5428, 5704, 7316, 7496, 10856, 11408, 14632, 14992, 21551, 21712, 22816, 29047, 29264, 29984, 42067, 43102, 43424, 55283, 58094, 58528, 84134, 86204, 110566, 116188, 168268, 172408, 221132, 232376, 336536, 344816, 442264, 464752, 668081, 673072, 689632, 884528, 929504, 1271509, 1336162, 1346144, 1713773, 1769056, 2543018, 2672324, 3427546, 5086036, 5344648, 6855092, 10172072, 10689296, 13710184, 20344144, 21378592, 27420368, 39416779, 40688288, 54840736, 78833558, 157667116, 315334232, 630668464, 1261336928]

約数ペア:
[(1, 1261336928), (2, 630668464), (4, 315334232), (8, 157667116), (16, 78833558), (23, 54840736), (31, 40688288), (32, 39416779), (46, 27420368), (59, 21378592), (62, 20344144), (92, 13710184), (118, 10689296), (124, 10172072), (184, 6855092), (236, 5344648), (248, 5086036), (368, 3427546), (472, 2672324), (496, 2543018), (713, 1769056), (736, 1713773), (937, 1346144), (944, 1336162), (992, 1271509), (1357, 929504), (1426, 884528), (1829, 689632), (1874, 673072), (1888, 668081), (2714, 464752), (2852, 442264), (3658, 344816), (3748, 336536), (5428, 232376), (5704, 221132), (7316, 172408), (7496, 168268), (10856, 116188), (11408, 110566), (14632, 86204), (14992, 84134), (21551, 58528), (21712, 58094), (22816, 55283), (29047, 43424), (29264, 43102), (29984, 42067)]

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