138245100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{65831}}^1$

素因数の和:65855

約数の個数: 72

約数和(自身を含む): 457137408

約数和(自身を除く): 318892308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 65831, 131662, 197493, 263324, 329155, 394986, 460817, 658310, 789972, 921634, 987465, 1316620, 1382451, 1645775, 1843268, 1974930, 2304085, 2764902, 3291550, 3949860, 4608170, 4937325, 5529804, 6583100, 6912255, 9216340, 9874650, 11520425, 13824510, 19749300, 23040850, 27649020, 34561275, 46081700, 69122550, 138245100]

約数ペア:

[(1, 138245100), (2, 69122550), (3, 46081700), (4, 34561275), (5, 27649020), (6, 23040850), (7, 19749300), (10, 13824510), (12, 11520425), (14, 9874650), (15, 9216340), (20, 6912255), (21, 6583100), (25, 5529804), (28, 4937325), (30, 4608170), (35, 3949860), (42, 3291550), (50, 2764902), (60, 2304085), (70, 1974930), (75, 1843268), (84, 1645775), (100, 1382451), (105, 1316620), (140, 987465), (150, 921634), (175, 789972), (210, 658310), (300, 460817), (350, 394986), (420, 329155), (525, 263324), (700, 197493), (1050, 131662), (2100, 65831)]