131678400

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{3919}}^1$

素因数の和:3951

約数の個数: 168

約数和(自身を含む): 493857280

約数和(自身を除く): 362178880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 400, 420, 448, 480, 525, 560, 600, 672, 700, 800, 840, 960, 1050, 1120, 1200, 1344, 1400, 1600, 1680, 2100, 2240, 2400, 2800, 3360, 3919, 4200, 4800, 5600, 6720, 7838, 8400, 11200, 11757, 15676, 16800, 19595, 23514, 27433, 31352, 33600, 39190, 47028, 54866, 58785, 62704, 78380, 82299, 94056, 97975, 109732, 117570, 125408, 137165, 156760, 164598, 188112, 195950, 219464, 235140, 250816, 274330, 293925, 313520, 329196, 376224, 391900, 411495, 438928, 470280, 548660, 587850, 627040, 658392, 685825, 752448, 783800, 822990, 877856, 940560, 1097320, 1175700, 1254080, 1316784, 1371650, 1567600, 1645980, 1755712, 1881120, 2057475, 2194640, 2351400, 2633568, 2743300, 3135200, 3291960, 3762240, 4114950, 4389280, 4702800, 5267136, 5486600, 6270400, 6583920, 8229900, 8778560, 9405600, 10973200, 13167840, 16459800, 18811200, 21946400, 26335680, 32919600, 43892800, 65839200, 131678400]

約数ペア:

[(1, 131678400), (2, 65839200), (3, 43892800), (4, 32919600), (5, 26335680), (6, 21946400), (7, 18811200), (8, 16459800), (10, 13167840), (12, 10973200), (14, 9405600), (15, 8778560), (16, 8229900), (20, 6583920), (21, 6270400), (24, 5486600), (25, 5267136), (28, 4702800), (30, 4389280), (32, 4114950), (35, 3762240), (40, 3291960), (42, 3135200), (48, 2743300), (50, 2633568), (56, 2351400), (60, 2194640), (64, 2057475), (70, 1881120), (75, 1755712), (80, 1645980), (84, 1567600), (96, 1371650), (100, 1316784), (105, 1254080), (112, 1175700), (120, 1097320), (140, 940560), (150, 877856), (160, 822990), (168, 783800), (175, 752448), (192, 685825), (200, 658392), (210, 627040), (224, 587850), (240, 548660), (280, 470280), (300, 438928), (320, 411495), (336, 391900), (350, 376224), (400, 329196), (420, 313520), (448, 293925), (480, 274330), (525, 250816), (560, 235140), (600, 219464), (672, 195950), (700, 188112), (800, 164598), (840, 156760), (960, 137165), (1050, 125408), (1120, 117570), (1200, 109732), (1344, 97975), (1400, 94056), (1600, 82299), (1680, 78380), (2100, 62704), (2240, 58785), (2400, 54866), (2800, 47028), (3360, 39190), (3919, 33600), (4200, 31352), (4800, 27433), (5600, 23514), (6720, 19595), (7838, 16800), (8400, 15676), (11200, 11757)]