73887840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3981

約数の個数: 144

約数和(自身を含む): 271606608

約数和(自身を除く): 197718768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 3947, 4680, 6240, 7894, 9360, 11841, 15788, 18720, 19735, 23682, 31576, 35523, 39470, 47364, 51311, 59205, 63152, 71046, 78940, 94728, 102622, 118410, 126304, 142092, 153933, 157880, 177615, 189456, 205244, 236820, 256555, 284184, 307866, 315760, 355230, 378912, 410488, 461799, 473640, 513110, 568368, 615732, 631520, 710460, 769665, 820976, 923598, 947280, 1026220, 1136736, 1231464, 1420920, 1539330, 1641952, 1847196, 1894560, 2052440, 2308995, 2462928, 2841840, 3078660, 3694392, 4104880, 4617990, 4925856, 5683680, 6157320, 7388784, 8209760, 9235980, 12314640, 14777568, 18471960, 24629280, 36943920, 73887840]

約数ペア:

[(1, 73887840), (2, 36943920), (3, 24629280), (4, 18471960), (5, 14777568), (6, 12314640), (8, 9235980), (9, 8209760), (10, 7388784), (12, 6157320), (13, 5683680), (15, 4925856), (16, 4617990), (18, 4104880), (20, 3694392), (24, 3078660), (26, 2841840), (30, 2462928), (32, 2308995), (36, 2052440), (39, 1894560), (40, 1847196), (45, 1641952), (48, 1539330), (52, 1420920), (60, 1231464), (65, 1136736), (72, 1026220), (78, 947280), (80, 923598), (90, 820976), (96, 769665), (104, 710460), (117, 631520), (120, 615732), (130, 568368), (144, 513110), (156, 473640), (160, 461799), (180, 410488), (195, 378912), (208, 355230), (234, 315760), (240, 307866), (260, 284184), (288, 256555), (312, 236820), (360, 205244), (390, 189456), (416, 177615), (468, 157880), (480, 153933), (520, 142092), (585, 126304), (624, 118410), (720, 102622), (780, 94728), (936, 78940), (1040, 71046), (1170, 63152), (1248, 59205), (1440, 51311), (1560, 47364), (1872, 39470), (2080, 35523), (2340, 31576), (3120, 23682), (3744, 19735), (3947, 18720), (4680, 15788), (6240, 11841), (7894, 9360)]