128522520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{51001}}^1$

素因数の和:51025

約数の個数: 96

約数和(自身を含む): 477378720

約数和(自身を除く): 348856200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 51001, 102002, 153003, 204004, 255005, 306006, 357007, 408008, 459009, 510010, 612012, 714014, 765015, 918018, 1020020, 1071021, 1224024, 1428028, 1530030, 1785035, 1836036, 2040040, 2142042, 2295045, 2856056, 3060060, 3213063, 3570070, 3672072, 4284084, 4590090, 5355105, 6120120, 6426126, 7140140, 8568168, 9180180, 10710210, 12852252, 14280280, 16065315, 18360360, 21420420, 25704504, 32130630, 42840840, 64261260, 128522520]

約数ペア:

[(1, 128522520), (2, 64261260), (3, 42840840), (4, 32130630), (5, 25704504), (6, 21420420), (7, 18360360), (8, 16065315), (9, 14280280), (10, 12852252), (12, 10710210), (14, 9180180), (15, 8568168), (18, 7140140), (20, 6426126), (21, 6120120), (24, 5355105), (28, 4590090), (30, 4284084), (35, 3672072), (36, 3570070), (40, 3213063), (42, 3060060), (45, 2856056), (56, 2295045), (60, 2142042), (63, 2040040), (70, 1836036), (72, 1785035), (84, 1530030), (90, 1428028), (105, 1224024), (120, 1071021), (126, 1020020), (140, 918018), (168, 765015), (180, 714014), (210, 612012), (252, 510010), (280, 459009), (315, 408008), (360, 357007), (420, 306006), (504, 255005), (630, 204004), (840, 153003), (1260, 102002), (2520, 51001)]