15679640284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{65183}}^1$

素因数の和:65287

約数の個数: 72

約数和(自身を含む): 34955311104

約数和(自身を除く): 19275670820

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 121, 142, 154, 242, 284, 308, 484, 497, 781, 847, 994, 1562, 1694, 1988, 3124, 3388, 5467, 8591, 10934, 17182, 21868, 34364, 60137, 65183, 120274, 130366, 240548, 260732, 456281, 717013, 912562, 1434026, 1825124, 2868052, 4627993, 5019091, 7887143, 9255986, 10038182, 15774286, 18511972, 20076364, 31548572, 32395951, 50907923, 55210001, 64791902, 101815846, 110420002, 129583804, 203631692, 220840004, 356355461, 559987153, 712710922, 1119974306, 1425421844, 2239948612, 3919910071, 7839820142, 15679640284]

約数ペア:

[(1, 15679640284), (2, 7839820142), (4, 3919910071), (7, 2239948612), (11, 1425421844), (14, 1119974306), (22, 712710922), (28, 559987153), (44, 356355461), (71, 220840004), (77, 203631692), (121, 129583804), (142, 110420002), (154, 101815846), (242, 64791902), (284, 55210001), (308, 50907923), (484, 32395951), (497, 31548572), (781, 20076364), (847, 18511972), (994, 15774286), (1562, 10038182), (1694, 9255986), (1988, 7887143), (3124, 5019091), (3388, 4627993), (5467, 2868052), (8591, 1825124), (10934, 1434026), (17182, 912562), (21868, 717013), (34364, 456281), (60137, 260732), (65183, 240548), (120274, 130366)]