80856300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 270260480

約数和(自身を除く): 189404180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 139, 140, 150, 175, 210, 277, 278, 300, 350, 417, 420, 525, 554, 556, 695, 700, 831, 834, 973, 1050, 1108, 1385, 1390, 1662, 1668, 1939, 1946, 2085, 2100, 2770, 2780, 2919, 3324, 3475, 3878, 3892, 4155, 4170, 4865, 5540, 5817, 5838, 6925, 6950, 7756, 8310, 8340, 9695, 9730, 10425, 11634, 11676, 13850, 13900, 14595, 16620, 19390, 19460, 20775, 20850, 23268, 24325, 27700, 29085, 29190, 38503, 38780, 41550, 41700, 48475, 48650, 58170, 58380, 72975, 77006, 83100, 96950, 97300, 115509, 116340, 145425, 145950, 154012, 192515, 193900, 231018, 269521, 290850, 291900, 385030, 462036, 539042, 577545, 581700, 770060, 808563, 962575, 1078084, 1155090, 1347605, 1617126, 1925150, 2310180, 2695210, 2887725, 3234252, 3850300, 4042815, 5390420, 5775450, 6738025, 8085630, 11550900, 13476050, 16171260, 20214075, 26952100, 40428150, 80856300]

約数ペア:

[(1, 80856300), (2, 40428150), (3, 26952100), (4, 20214075), (5, 16171260), (6, 13476050), (7, 11550900), (10, 8085630), (12, 6738025), (14, 5775450), (15, 5390420), (20, 4042815), (21, 3850300), (25, 3234252), (28, 2887725), (30, 2695210), (35, 2310180), (42, 1925150), (50, 1617126), (60, 1347605), (70, 1155090), (75, 1078084), (84, 962575), (100, 808563), (105, 770060), (139, 581700), (140, 577545), (150, 539042), (175, 462036), (210, 385030), (277, 291900), (278, 290850), (300, 269521), (350, 231018), (417, 193900), (420, 192515), (525, 154012), (554, 145950), (556, 145425), (695, 116340), (700, 115509), (831, 97300), (834, 96950), (973, 83100), (1050, 77006), (1108, 72975), (1385, 58380), (1390, 58170), (1662, 48650), (1668, 48475), (1939, 41700), (1946, 41550), (2085, 38780), (2100, 38503), (2770, 29190), (2780, 29085), (2919, 27700), (3324, 24325), (3475, 23268), (3878, 20850), (3892, 20775), (4155, 19460), (4170, 19390), (4865, 16620), (5540, 14595), (5817, 13900), (5838, 13850), (6925, 11676), (6950, 11634), (7756, 10425), (8310, 9730), (8340, 9695)]