66570420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22643}}^1$

素因数の和:22669

約数の個数: 72

約数和(自身を含む): 216838944

約数和(自身を除く): 150268524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 22643, 45286, 67929, 90572, 113215, 135858, 158501, 226430, 271716, 317002, 339645, 452860, 475503, 634004, 679290, 792505, 951006, 1109507, 1358580, 1585010, 1902012, 2219014, 2377515, 3170020, 3328521, 4438028, 4755030, 5547535, 6657042, 9510060, 11095070, 13314084, 16642605, 22190140, 33285210, 66570420]

約数ペア:

[(1, 66570420), (2, 33285210), (3, 22190140), (4, 16642605), (5, 13314084), (6, 11095070), (7, 9510060), (10, 6657042), (12, 5547535), (14, 4755030), (15, 4438028), (20, 3328521), (21, 3170020), (28, 2377515), (30, 2219014), (35, 1902012), (42, 1585010), (49, 1358580), (60, 1109507), (70, 951006), (84, 792505), (98, 679290), (105, 634004), (140, 475503), (147, 452860), (196, 339645), (210, 317002), (245, 271716), (294, 226430), (420, 158501), (490, 135858), (588, 113215), (735, 90572), (980, 67929), (1470, 45286), (2940, 22643)]