64261260

素因数分解:

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

素因数の和:51023

約数の個数: 72

約数和(自身を含む): 222776736

約数和(自身を除く): 158515476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 51001, 102002, 153003, 204004, 255005, 306006, 357007, 459009, 510010, 612012, 714014, 765015, 918018, 1020020, 1071021, 1428028, 1530030, 1785035, 1836036, 2142042, 2295045, 3060060, 3213063, 3570070, 4284084, 4590090, 5355105, 6426126, 7140140, 9180180, 10710210, 12852252, 16065315, 21420420, 32130630, 64261260]

約数ペア:

[(1, 64261260), (2, 32130630), (3, 21420420), (4, 16065315), (5, 12852252), (6, 10710210), (7, 9180180), (9, 7140140), (10, 6426126), (12, 5355105), (14, 4590090), (15, 4284084), (18, 3570070), (20, 3213063), (21, 3060060), (28, 2295045), (30, 2142042), (35, 1836036), (36, 1785035), (42, 1530030), (45, 1428028), (60, 1071021), (63, 1020020), (70, 918018), (84, 765015), (90, 714014), (105, 612012), (126, 510010), (140, 459009), (180, 357007), (210, 306006), (252, 255005), (315, 204004), (420, 153003), (630, 102002), (1260, 51001)]