248339560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{23971}}^1$

素因数の和:24026

約数の個数: 64

約数和(自身を含む): 655873920

約数和(自身を除く): 407534360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 23971, 47942, 95884, 119855, 167797, 191768, 239710, 335594, 479420, 671188, 838985, 886927, 958840, 1342376, 1677970, 1773854, 3355940, 3547708, 4434635, 6208489, 6711880, 7095416, 8869270, 12416978, 17738540, 24833956, 31042445, 35477080, 49667912, 62084890, 124169780, 248339560]

約数ペア:

[(1, 248339560), (2, 124169780), (4, 62084890), (5, 49667912), (7, 35477080), (8, 31042445), (10, 24833956), (14, 17738540), (20, 12416978), (28, 8869270), (35, 7095416), (37, 6711880), (40, 6208489), (56, 4434635), (70, 3547708), (74, 3355940), (140, 1773854), (148, 1677970), (185, 1342376), (259, 958840), (280, 886927), (296, 838985), (370, 671188), (518, 479420), (740, 335594), (1036, 239710), (1295, 191768), (1480, 167797), (2072, 119855), (2590, 95884), (5180, 47942), (10360, 23971)]