246680720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21563}}^1$

素因数の和:21600

約数の個数: 80

約数和(自身を含む): 673831872

約数和(自身を除く): 427151152

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 21563, 43126, 86252, 107815, 172504, 215630, 237193, 280319, 345008, 431260, 474386, 560638, 862520, 948772, 1121276, 1185965, 1401595, 1725040, 1897544, 2242552, 2371930, 2803190, 3083509, 3795088, 4485104, 4743860, 5606380, 6167018, 9487720, 11212760, 12334036, 15417545, 18975440, 22425520, 24668072, 30835090, 49336144, 61670180, 123340360, 246680720]

約数ペア:

[(1, 246680720), (2, 123340360), (4, 61670180), (5, 49336144), (8, 30835090), (10, 24668072), (11, 22425520), (13, 18975440), (16, 15417545), (20, 12334036), (22, 11212760), (26, 9487720), (40, 6167018), (44, 5606380), (52, 4743860), (55, 4485104), (65, 3795088), (80, 3083509), (88, 2803190), (104, 2371930), (110, 2242552), (130, 1897544), (143, 1725040), (176, 1401595), (208, 1185965), (220, 1121276), (260, 948772), (286, 862520), (440, 560638), (520, 474386), (572, 431260), (715, 345008), (880, 280319), (1040, 237193), (1144, 215630), (1430, 172504), (2288, 107815), (2860, 86252), (5720, 43126), (11440, 21563)]