About the Number

31390128288

31390128287 ← → 31390128289

2進数表記:11101001110111111110101100010100000

漢数字表記:三百十三億九千十二万八千二百八十八

素因数分解:

2 5 × 3 4 × 137 1 × 88397 1

素因数の和:88556
約数の個数: 120
約数和(自身を含む): 92992397652
約数和(自身を除く): 61602269364

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 137, 144, 162, 216, 274, 288, 324, 411, 432, 548, 648, 822, 864, 1096, 1233, 1296, 1644, 2192, 2466, 2592, 3288, 3699, 4384, 4932, 6576, 7398, 9864, 11097, 13152, 14796, 19728, 22194, 29592, 39456, 44388, 59184, 88397, 88776, 118368, 176794, 177552, 265191, 353588, 355104, 530382, 707176, 795573, 1060764, 1414352, 1591146, 2121528, 2386719, 2828704, 3182292, 4243056, 4773438, 6364584, 7160157, 8486112, 9546876, 12110389, 12729168, 14320314, 19093752, 24220778, 25458336, 28640628, 36331167, 38187504, 48441556, 57281256, 72662334, 76375008, 96883112, 108993501, 114562512, 145324668, 193766224, 217987002, 229125024, 290649336, 326980503, 387532448, 435974004, 581298672, 653961006, 871948008, 980941509, 1162597344, 1307922012, 1743896016, 1961883018, 2615844024, 3487792032, 3923766036, 5231688048, 7847532072, 10463376096, 15695064144, 31390128288]

約数ペア:
[(1, 31390128288), (2, 15695064144), (3, 10463376096), (4, 7847532072), (6, 5231688048), (8, 3923766036), (9, 3487792032), (12, 2615844024), (16, 1961883018), (18, 1743896016), (24, 1307922012), (27, 1162597344), (32, 980941509), (36, 871948008), (48, 653961006), (54, 581298672), (72, 435974004), (81, 387532448), (96, 326980503), (108, 290649336), (137, 229125024), (144, 217987002), (162, 193766224), (216, 145324668), (274, 114562512), (288, 108993501), (324, 96883112), (411, 76375008), (432, 72662334), (548, 57281256), (648, 48441556), (822, 38187504), (864, 36331167), (1096, 28640628), (1233, 25458336), (1296, 24220778), (1644, 19093752), (2192, 14320314), (2466, 12729168), (2592, 12110389), (3288, 9546876), (3699, 8486112), (4384, 7160157), (4932, 6364584), (6576, 4773438), (7398, 4243056), (9864, 3182292), (11097, 2828704), (13152, 2386719), (14796, 2121528), (19728, 1591146), (22194, 1414352), (29592, 1060764), (39456, 795573), (44388, 707176), (59184, 530382), (88397, 355104), (88776, 353588), (118368, 265191), (176794, 177552)]

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