About the Number

289013880

289013879 ← → 289013881

2進数表記:10001001110100000000001111000

漢数字表記:二億八千九百一万三千八百八十

素因数分解:

2 3 × 3 1 × 5 1 × 67 1 × 103 1 × 349 1

素因数の和:533
約数の個数: 128
約数和(自身を含む): 891072000
約数和(自身を除く): 602058120

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 103, 120, 134, 201, 206, 268, 309, 335, 349, 402, 412, 515, 536, 618, 670, 698, 804, 824, 1005, 1030, 1047, 1236, 1340, 1396, 1545, 1608, 1745, 2010, 2060, 2094, 2472, 2680, 2792, 3090, 3490, 4020, 4120, 4188, 5235, 6180, 6901, 6980, 8040, 8376, 10470, 12360, 13802, 13960, 20703, 20940, 23383, 27604, 34505, 35947, 41406, 41880, 46766, 55208, 69010, 70149, 71894, 82812, 93532, 103515, 107841, 116915, 138020, 140298, 143788, 165624, 179735, 187064, 207030, 215682, 233830, 276040, 280596, 287576, 350745, 359470, 414060, 431364, 467660, 539205, 561192, 701490, 718940, 828120, 862728, 935320, 1078410, 1402980, 1437880, 2156820, 2408449, 2805960, 4313640, 4816898, 7225347, 9633796, 12042245, 14450694, 19267592, 24084490, 28901388, 36126735, 48168980, 57802776, 72253470, 96337960, 144506940, 289013880]

約数ペア:
[(1, 289013880), (2, 144506940), (3, 96337960), (4, 72253470), (5, 57802776), (6, 48168980), (8, 36126735), (10, 28901388), (12, 24084490), (15, 19267592), (20, 14450694), (24, 12042245), (30, 9633796), (40, 7225347), (60, 4816898), (67, 4313640), (103, 2805960), (120, 2408449), (134, 2156820), (201, 1437880), (206, 1402980), (268, 1078410), (309, 935320), (335, 862728), (349, 828120), (402, 718940), (412, 701490), (515, 561192), (536, 539205), (618, 467660), (670, 431364), (698, 414060), (804, 359470), (824, 350745), (1005, 287576), (1030, 280596), (1047, 276040), (1236, 233830), (1340, 215682), (1396, 207030), (1545, 187064), (1608, 179735), (1745, 165624), (2010, 143788), (2060, 140298), (2094, 138020), (2472, 116915), (2680, 107841), (2792, 103515), (3090, 93532), (3490, 82812), (4020, 71894), (4120, 70149), (4188, 69010), (5235, 55208), (6180, 46766), (6901, 41880), (6980, 41406), (8040, 35947), (8376, 34505), (10470, 27604), (12360, 23383), (13802, 20940), (13960, 20703)]

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