209960880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51461}}^1$

素因数の和:51494

約数の個数: 80

約数和(自身を含む): 689179104

約数和(自身を除く): 479218224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 51461, 102922, 154383, 205844, 257305, 308766, 411688, 514610, 617532, 771915, 823376, 874837, 1029220, 1235064, 1543830, 1749674, 2058440, 2470128, 2624511, 3087660, 3499348, 4116880, 4374185, 5249022, 6175320, 6998696, 8748370, 10498044, 12350640, 13122555, 13997392, 17496740, 20996088, 26245110, 34993480, 41992176, 52490220, 69986960, 104980440, 209960880]

約数ペア:

[(1, 209960880), (2, 104980440), (3, 69986960), (4, 52490220), (5, 41992176), (6, 34993480), (8, 26245110), (10, 20996088), (12, 17496740), (15, 13997392), (16, 13122555), (17, 12350640), (20, 10498044), (24, 8748370), (30, 6998696), (34, 6175320), (40, 5249022), (48, 4374185), (51, 4116880), (60, 3499348), (68, 3087660), (80, 2624511), (85, 2470128), (102, 2058440), (120, 1749674), (136, 1543830), (170, 1235064), (204, 1029220), (240, 874837), (255, 823376), (272, 771915), (340, 617532), (408, 514610), (510, 411688), (680, 308766), (816, 257305), (1020, 205844), (1360, 154383), (2040, 102922), (4080, 51461)]