18664560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8641}}^1$

素因数の和:8663

約数の個数: 80

約数和(自身を含む): 64296480

約数和(自身を除く): 45631920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8641, 17282, 25923, 34564, 43205, 51846, 69128, 77769, 86410, 103692, 129615, 138256, 155538, 172820, 207384, 233307, 259230, 311076, 345640, 388845, 414768, 466614, 518460, 622152, 691280, 777690, 933228, 1036920, 1166535, 1244304, 1555380, 1866456, 2073840, 2333070, 3110760, 3732912, 4666140, 6221520, 9332280, 18664560]

約数ペア:

[(1, 18664560), (2, 9332280), (3, 6221520), (4, 4666140), (5, 3732912), (6, 3110760), (8, 2333070), (9, 2073840), (10, 1866456), (12, 1555380), (15, 1244304), (16, 1166535), (18, 1036920), (20, 933228), (24, 777690), (27, 691280), (30, 622152), (36, 518460), (40, 466614), (45, 414768), (48, 388845), (54, 345640), (60, 311076), (72, 259230), (80, 233307), (90, 207384), (108, 172820), (120, 155538), (135, 138256), (144, 129615), (180, 103692), (216, 86410), (240, 77769), (270, 69128), (360, 51846), (432, 43205), (540, 34564), (720, 25923), (1080, 17282), (2160, 8641)]