128329920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{4951}}^1$

素因数の和:4980

約数の個数: 140

約数和(自身を含む): 456584304

約数和(自身を除く): 328254384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 4951, 5184, 6480, 8640, 9902, 12960, 14853, 19804, 24755, 25920, 29706, 39608, 44559, 49510, 59412, 74265, 79216, 89118, 99020, 118824, 133677, 148530, 158432, 178236, 198040, 222795, 237648, 267354, 297060, 316864, 356472, 396080, 401031, 445590, 475296, 534708, 594120, 668385, 712944, 792160, 802062, 891180, 950592, 1069416, 1188240, 1336770, 1425888, 1584320, 1604124, 1782360, 2005155, 2138832, 2376480, 2673540, 2851776, 3208248, 3564720, 4010310, 4277664, 4752960, 5347080, 6416496, 7129440, 8020620, 8555328, 10694160, 12832992, 14258880, 16041240, 21388320, 25665984, 32082480, 42776640, 64164960, 128329920]

約数ペア:

[(1, 128329920), (2, 64164960), (3, 42776640), (4, 32082480), (5, 25665984), (6, 21388320), (8, 16041240), (9, 14258880), (10, 12832992), (12, 10694160), (15, 8555328), (16, 8020620), (18, 7129440), (20, 6416496), (24, 5347080), (27, 4752960), (30, 4277664), (32, 4010310), (36, 3564720), (40, 3208248), (45, 2851776), (48, 2673540), (54, 2376480), (60, 2138832), (64, 2005155), (72, 1782360), (80, 1604124), (81, 1584320), (90, 1425888), (96, 1336770), (108, 1188240), (120, 1069416), (135, 950592), (144, 891180), (160, 802062), (162, 792160), (180, 712944), (192, 668385), (216, 594120), (240, 534708), (270, 475296), (288, 445590), (320, 401031), (324, 396080), (360, 356472), (405, 316864), (432, 297060), (480, 267354), (540, 237648), (576, 222795), (648, 198040), (720, 178236), (810, 158432), (864, 148530), (960, 133677), (1080, 118824), (1296, 99020), (1440, 89118), (1620, 79216), (1728, 74265), (2160, 59412), (2592, 49510), (2880, 44559), (3240, 39608), (4320, 29706), (4951, 25920), (5184, 24755), (6480, 19804), (8640, 14853), (9902, 12960)]