138908880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17539}}^1$

素因数の和:17569

約数の個数: 120

約数和(自身を含む): 508940640

約数和(自身を除く): 370031760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 17539, 35078, 52617, 70156, 87695, 105234, 140312, 157851, 175390, 192929, 210468, 263085, 280624, 315702, 350780, 385858, 420936, 526170, 578787, 631404, 701560, 771716, 789255, 841872, 964645, 1052340, 1157574, 1262808, 1403120, 1543432, 1578510, 1736361, 1929290, 2104680, 2315148, 2525616, 2893935, 3086864, 3157020, 3472722, 3858580, 4209360, 4630296, 5787870, 6314040, 6945444, 7717160, 8681805, 9260592, 11575740, 12628080, 13890888, 15434320, 17363610, 23151480, 27781776, 34727220, 46302960, 69454440, 138908880]

約数ペア:

[(1, 138908880), (2, 69454440), (3, 46302960), (4, 34727220), (5, 27781776), (6, 23151480), (8, 17363610), (9, 15434320), (10, 13890888), (11, 12628080), (12, 11575740), (15, 9260592), (16, 8681805), (18, 7717160), (20, 6945444), (22, 6314040), (24, 5787870), (30, 4630296), (33, 4209360), (36, 3858580), (40, 3472722), (44, 3157020), (45, 3086864), (48, 2893935), (55, 2525616), (60, 2315148), (66, 2104680), (72, 1929290), (80, 1736361), (88, 1578510), (90, 1543432), (99, 1403120), (110, 1262808), (120, 1157574), (132, 1052340), (144, 964645), (165, 841872), (176, 789255), (180, 771716), (198, 701560), (220, 631404), (240, 578787), (264, 526170), (330, 420936), (360, 385858), (396, 350780), (440, 315702), (495, 280624), (528, 263085), (660, 210468), (720, 192929), (792, 175390), (880, 157851), (990, 140312), (1320, 105234), (1584, 87695), (1980, 70156), (2640, 52617), (3960, 35078), (7920, 17539)]