281628720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{391151}}^1$

素因数の和:391170

約数の個数: 60

約数和(自身を含む): 945805536

約数和(自身を除く): 664176816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 391151, 782302, 1173453, 1564604, 1955755, 2346906, 3129208, 3520359, 3911510, 4693812, 5867265, 6258416, 7040718, 7823020, 9387624, 11734530, 14081436, 15646040, 17601795, 18775248, 23469060, 28162872, 31292080, 35203590, 46938120, 56325744, 70407180, 93876240, 140814360, 281628720]

約数ペア:

[(1, 281628720), (2, 140814360), (3, 93876240), (4, 70407180), (5, 56325744), (6, 46938120), (8, 35203590), (9, 31292080), (10, 28162872), (12, 23469060), (15, 18775248), (16, 17601795), (18, 15646040), (20, 14081436), (24, 11734530), (30, 9387624), (36, 7823020), (40, 7040718), (45, 6258416), (48, 5867265), (60, 4693812), (72, 3911510), (80, 3520359), (90, 3129208), (120, 2346906), (144, 1955755), (180, 1564604), (240, 1173453), (360, 782302), (720, 391151)]