131728800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{7841}}^1$

素因数の和:7871

約数の個数: 144

約数和(自身を含む): 490093632

約数和(自身を除く): 358364832

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, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1680, 2100, 2400, 2800, 3360, 4200, 5600, 7841, 8400, 15682, 16800, 23523, 31364, 39205, 47046, 54887, 62728, 78410, 94092, 109774, 117615, 125456, 156820, 164661, 188184, 196025, 219548, 235230, 250912, 274435, 313640, 329322, 376368, 392050, 439096, 470460, 548870, 588075, 627280, 658644, 752736, 784100, 823305, 878192, 940920, 1097740, 1176150, 1254560, 1317288, 1372175, 1568200, 1646610, 1756384, 1881840, 2195480, 2352300, 2634576, 2744350, 3136400, 3293220, 3763680, 4116525, 4390960, 4704600, 5269152, 5488700, 6272800, 6586440, 8233050, 8781920, 9409200, 10977400, 13172880, 16466100, 18818400, 21954800, 26345760, 32932200, 43909600, 65864400, 131728800]

約数ペア:

[(1, 131728800), (2, 65864400), (3, 43909600), (4, 32932200), (5, 26345760), (6, 21954800), (7, 18818400), (8, 16466100), (10, 13172880), (12, 10977400), (14, 9409200), (15, 8781920), (16, 8233050), (20, 6586440), (21, 6272800), (24, 5488700), (25, 5269152), (28, 4704600), (30, 4390960), (32, 4116525), (35, 3763680), (40, 3293220), (42, 3136400), (48, 2744350), (50, 2634576), (56, 2352300), (60, 2195480), (70, 1881840), (75, 1756384), (80, 1646610), (84, 1568200), (96, 1372175), (100, 1317288), (105, 1254560), (112, 1176150), (120, 1097740), (140, 940920), (150, 878192), (160, 823305), (168, 784100), (175, 752736), (200, 658644), (210, 627280), (224, 588075), (240, 548870), (280, 470460), (300, 439096), (336, 392050), (350, 376368), (400, 329322), (420, 313640), (480, 274435), (525, 250912), (560, 235230), (600, 219548), (672, 196025), (700, 188184), (800, 164661), (840, 156820), (1050, 125456), (1120, 117615), (1200, 109774), (1400, 94092), (1680, 78410), (2100, 62728), (2400, 54887), (2800, 47046), (3360, 39205), (4200, 31364), (5600, 23523), (7841, 16800), (8400, 15682)]