222803720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 514252800

約数和(自身を除く): 291449080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 127, 244, 254, 305, 488, 508, 610, 635, 719, 1016, 1220, 1270, 1438, 2440, 2540, 2876, 3595, 5080, 5752, 7190, 7747, 14380, 15494, 28760, 30988, 38735, 43859, 61976, 77470, 87718, 91313, 154940, 175436, 182626, 219295, 309880, 350872, 365252, 438590, 456565, 730504, 877180, 913130, 1754360, 1826260, 3652520, 5570093, 11140186, 22280372, 27850465, 44560744, 55700930, 111401860, 222803720]

約数ペア:

[(1, 222803720), (2, 111401860), (4, 55700930), (5, 44560744), (8, 27850465), (10, 22280372), (20, 11140186), (40, 5570093), (61, 3652520), (122, 1826260), (127, 1754360), (244, 913130), (254, 877180), (305, 730504), (488, 456565), (508, 438590), (610, 365252), (635, 350872), (719, 309880), (1016, 219295), (1220, 182626), (1270, 175436), (1438, 154940), (2440, 91313), (2540, 87718), (2876, 77470), (3595, 61976), (5080, 43859), (5752, 38735), (7190, 30988), (7747, 28760), (14380, 15494)]