About the Number

120485988

120485987 ← → 120485989

2進数表記:111001011100111100001100100

漢数字表記:一億二千四十八万五千九百八十八

素因数分解:

2 2 × 3 3 × 7 1 × 197 1 × 809 1

素因数の和:1026
約数の個数: 96
約数和(自身を含む): 359251200
約数和(自身を除く): 238765212

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 197, 252, 378, 394, 591, 756, 788, 809, 1182, 1379, 1618, 1773, 2364, 2427, 2758, 3236, 3546, 4137, 4854, 5319, 5516, 5663, 7092, 7281, 8274, 9708, 10638, 11326, 12411, 14562, 16548, 16989, 21276, 21843, 22652, 24822, 29124, 33978, 37233, 43686, 49644, 50967, 67956, 74466, 87372, 101934, 148932, 152901, 159373, 203868, 305802, 318746, 478119, 611604, 637492, 956238, 1115611, 1434357, 1912476, 2231222, 2868714, 3346833, 4303071, 4462444, 5737428, 6693666, 8606142, 10040499, 13387332, 17212284, 20080998, 30121497, 40161996, 60242994, 120485988]

約数ペア:
[(1, 120485988), (2, 60242994), (3, 40161996), (4, 30121497), (6, 20080998), (7, 17212284), (9, 13387332), (12, 10040499), (14, 8606142), (18, 6693666), (21, 5737428), (27, 4462444), (28, 4303071), (36, 3346833), (42, 2868714), (54, 2231222), (63, 1912476), (84, 1434357), (108, 1115611), (126, 956238), (189, 637492), (197, 611604), (252, 478119), (378, 318746), (394, 305802), (591, 203868), (756, 159373), (788, 152901), (809, 148932), (1182, 101934), (1379, 87372), (1618, 74466), (1773, 67956), (2364, 50967), (2427, 49644), (2758, 43686), (3236, 37233), (3546, 33978), (4137, 29124), (4854, 24822), (5319, 22652), (5516, 21843), (5663, 21276), (7092, 16989), (7281, 16548), (8274, 14562), (9708, 12411), (10638, 11326)]

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