About the Number

30709884640

30709884639 ← → 30709884641

2進数表記:11100100110011100111010011011100000

漢数字表記:三百七億九百八十八万四千六百四十

素因数分解:

2 5 × 5 1 × 31 1 × 233 1 × 26573 1

素因数の和:26852
約数の個数: 96
約数和(自身を含む): 75216750336
約数和(自身を除く): 44506865696

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 233, 248, 310, 466, 496, 620, 932, 992, 1165, 1240, 1864, 2330, 2480, 3728, 4660, 4960, 7223, 7456, 9320, 14446, 18640, 26573, 28892, 36115, 37280, 53146, 57784, 72230, 106292, 115568, 132865, 144460, 212584, 231136, 265730, 288920, 425168, 531460, 577840, 823763, 850336, 1062920, 1155680, 1647526, 2125840, 3295052, 4118815, 4251680, 6191509, 6590104, 8237630, 12383018, 13180208, 16475260, 24766036, 26360416, 30957545, 32950520, 49532072, 61915090, 65901040, 99064144, 123830180, 131802080, 191936779, 198128288, 247660360, 383873558, 495320720, 767747116, 959683895, 990641440, 1535494232, 1919367790, 3070988464, 3838735580, 6141976928, 7677471160, 15354942320, 30709884640]

約数ペア:
[(1, 30709884640), (2, 15354942320), (4, 7677471160), (5, 6141976928), (8, 3838735580), (10, 3070988464), (16, 1919367790), (20, 1535494232), (31, 990641440), (32, 959683895), (40, 767747116), (62, 495320720), (80, 383873558), (124, 247660360), (155, 198128288), (160, 191936779), (233, 131802080), (248, 123830180), (310, 99064144), (466, 65901040), (496, 61915090), (620, 49532072), (932, 32950520), (992, 30957545), (1165, 26360416), (1240, 24766036), (1864, 16475260), (2330, 13180208), (2480, 12383018), (3728, 8237630), (4660, 6590104), (4960, 6191509), (7223, 4251680), (7456, 4118815), (9320, 3295052), (14446, 2125840), (18640, 1647526), (26573, 1155680), (28892, 1062920), (36115, 850336), (37280, 823763), (53146, 577840), (57784, 531460), (72230, 425168), (106292, 288920), (115568, 265730), (132865, 231136), (144460, 212584)]

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