664388480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{148301}}^1$

素因数の和:148327

約数の個数: 64

約数和(自身を含む): 1815216480

約数和(自身を除く): 1150828000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 148301, 296602, 593204, 741505, 1038107, 1186408, 1483010, 2076214, 2372816, 2966020, 4152428, 4745632, 5190535, 5932040, 8304856, 9491264, 10381070, 11864080, 16609712, 18982528, 20762140, 23728160, 33219424, 41524280, 47456320, 66438848, 83048560, 94912640, 132877696, 166097120, 332194240, 664388480]

約数ペア:

[(1, 664388480), (2, 332194240), (4, 166097120), (5, 132877696), (7, 94912640), (8, 83048560), (10, 66438848), (14, 47456320), (16, 41524280), (20, 33219424), (28, 23728160), (32, 20762140), (35, 18982528), (40, 16609712), (56, 11864080), (64, 10381070), (70, 9491264), (80, 8304856), (112, 5932040), (128, 5190535), (140, 4745632), (160, 4152428), (224, 2966020), (280, 2372816), (320, 2076214), (448, 1483010), (560, 1186408), (640, 1038107), (896, 741505), (1120, 593204), (2240, 296602), (4480, 148301)]