26720640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{4639}}^1$

素因数の和:4664

約数の個数: 96

約数和(自身を含む): 92289600

約数和(自身を除く): 65568960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 4639, 5760, 9278, 13917, 18556, 23195, 27834, 37112, 41751, 46390, 55668, 69585, 74224, 83502, 92780, 111336, 139170, 148448, 167004, 185560, 208755, 222672, 278340, 296896, 334008, 371120, 417510, 445344, 556680, 593792, 668016, 742240, 835020, 890688, 1113360, 1336032, 1484480, 1670040, 1781376, 2226720, 2672064, 2968960, 3340080, 4453440, 5344128, 6680160, 8906880, 13360320, 26720640]

約数ペア:

[(1, 26720640), (2, 13360320), (3, 8906880), (4, 6680160), (5, 5344128), (6, 4453440), (8, 3340080), (9, 2968960), (10, 2672064), (12, 2226720), (15, 1781376), (16, 1670040), (18, 1484480), (20, 1336032), (24, 1113360), (30, 890688), (32, 835020), (36, 742240), (40, 668016), (45, 593792), (48, 556680), (60, 445344), (64, 417510), (72, 371120), (80, 334008), (90, 296896), (96, 278340), (120, 222672), (128, 208755), (144, 185560), (160, 167004), (180, 148448), (192, 139170), (240, 111336), (288, 92780), (320, 83502), (360, 74224), (384, 69585), (480, 55668), (576, 46390), (640, 41751), (720, 37112), (960, 27834), (1152, 23195), (1440, 18556), (1920, 13917), (2880, 9278), (4639, 5760)]