About the Number

149838990

149838989 ← → 149838991

2進数表記:1000111011100101110010001110

漢数字表記:一億四千九百八十三万八千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 263 1 × 2713 1

素因数の和:2993
約数の個数: 64
約数和(自身を含む): 412701696
約数和(自身を除く): 262862706

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 263, 526, 789, 1315, 1578, 1841, 2630, 2713, 3682, 3945, 5426, 5523, 7890, 8139, 9205, 11046, 13565, 16278, 18410, 18991, 27130, 27615, 37982, 40695, 55230, 56973, 81390, 94955, 113946, 189910, 284865, 569730, 713519, 1427038, 2140557, 3567595, 4281114, 4994633, 7135190, 9989266, 10702785, 14983899, 21405570, 24973165, 29967798, 49946330, 74919495, 149838990]

約数ペア:
[(1, 149838990), (2, 74919495), (3, 49946330), (5, 29967798), (6, 24973165), (7, 21405570), (10, 14983899), (14, 10702785), (15, 9989266), (21, 7135190), (30, 4994633), (35, 4281114), (42, 3567595), (70, 2140557), (105, 1427038), (210, 713519), (263, 569730), (526, 284865), (789, 189910), (1315, 113946), (1578, 94955), (1841, 81390), (2630, 56973), (2713, 55230), (3682, 40695), (3945, 37982), (5426, 27615), (5523, 27130), (7890, 18991), (8139, 18410), (9205, 16278), (11046, 13565)]

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