About the Number

102072880

102072879 ← → 102072881

2進数表記:110000101011000001000110000

漢数字表記:一億二百七万二千八百八十

素因数分解:

2 4 × 5 1 × 7 2 × 13 1 × 2003 1

素因数の和:2043
約数の個数: 120
約数和(自身を含む): 297449712
約数和(自身を除く): 195376832

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2003, 2548, 3185, 3640, 3920, 4006, 5096, 6370, 7280, 8012, 10015, 10192, 12740, 14021, 16024, 20030, 25480, 26039, 28042, 32048, 40060, 50960, 52078, 56084, 70105, 80120, 98147, 104156, 112168, 130195, 140210, 160240, 182273, 196294, 208312, 224336, 260390, 280420, 364546, 392588, 416624, 490735, 520780, 560840, 729092, 785176, 911365, 981470, 1041560, 1121680, 1275911, 1458184, 1570352, 1822730, 1962940, 2083120, 2551822, 2916368, 3645460, 3925880, 5103644, 6379555, 7290920, 7851760, 10207288, 12759110, 14581840, 20414576, 25518220, 51036440, 102072880]

約数ペア:
[(1, 102072880), (2, 51036440), (4, 25518220), (5, 20414576), (7, 14581840), (8, 12759110), (10, 10207288), (13, 7851760), (14, 7290920), (16, 6379555), (20, 5103644), (26, 3925880), (28, 3645460), (35, 2916368), (40, 2551822), (49, 2083120), (52, 1962940), (56, 1822730), (65, 1570352), (70, 1458184), (80, 1275911), (91, 1121680), (98, 1041560), (104, 981470), (112, 911365), (130, 785176), (140, 729092), (182, 560840), (196, 520780), (208, 490735), (245, 416624), (260, 392588), (280, 364546), (364, 280420), (392, 260390), (455, 224336), (490, 208312), (520, 196294), (560, 182273), (637, 160240), (728, 140210), (784, 130195), (910, 112168), (980, 104156), (1040, 98147), (1274, 80120), (1456, 70105), (1820, 56084), (1960, 52078), (2003, 50960), (2548, 40060), (3185, 32048), (3640, 28042), (3920, 26039), (4006, 25480), (5096, 20030), (6370, 16024), (7280, 14021), (8012, 12740), (10015, 10192)]

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