728794656

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{28433}}^1$

素因数の和:28538

約数の個数: 72

約数和(自身を含む): 2095870140

約数和(自身を除く): 1367075484

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 2848, 3204, 4272, 6408, 8544, 12816, 25632, 28433, 56866, 85299, 113732, 170598, 227464, 255897, 341196, 454928, 511794, 682392, 909856, 1023588, 1364784, 2047176, 2530537, 2729568, 4094352, 5061074, 7591611, 8188704, 10122148, 15183222, 20244296, 22774833, 30366444, 40488592, 45549666, 60732888, 80977184, 91099332, 121465776, 182198664, 242931552, 364397328, 728794656]

約数ペア:

[(1, 728794656), (2, 364397328), (3, 242931552), (4, 182198664), (6, 121465776), (8, 91099332), (9, 80977184), (12, 60732888), (16, 45549666), (18, 40488592), (24, 30366444), (32, 22774833), (36, 20244296), (48, 15183222), (72, 10122148), (89, 8188704), (96, 7591611), (144, 5061074), (178, 4094352), (267, 2729568), (288, 2530537), (356, 2047176), (534, 1364784), (712, 1023588), (801, 909856), (1068, 682392), (1424, 511794), (1602, 454928), (2136, 341196), (2848, 255897), (3204, 227464), (4272, 170598), (6408, 113732), (8544, 85299), (12816, 56866), (25632, 28433)]