135628800

素因数分解:

$2^{11}\times 3^1\times 5^2\times {\mathrm{883}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 448877520

約数和(自身を除く): 313248720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 883, 960, 1024, 1200, 1280, 1536, 1600, 1766, 1920, 2048, 2400, 2560, 2649, 3072, 3200, 3532, 3840, 4415, 4800, 5120, 5298, 6144, 6400, 7064, 7680, 8830, 9600, 10240, 10596, 12800, 13245, 14128, 15360, 17660, 19200, 21192, 22075, 25600, 26490, 28256, 30720, 35320, 38400, 42384, 44150, 51200, 52980, 56512, 66225, 70640, 76800, 84768, 88300, 105960, 113024, 132450, 141280, 153600, 169536, 176600, 211920, 226048, 264900, 282560, 339072, 353200, 423840, 452096, 529800, 565120, 678144, 706400, 847680, 904192, 1059600, 1130240, 1356288, 1412800, 1695360, 1808384, 2119200, 2260480, 2712576, 2825600, 3390720, 4238400, 4520960, 5425152, 5651200, 6781440, 8476800, 9041920, 11302400, 13562880, 16953600, 22604800, 27125760, 33907200, 45209600, 67814400, 135628800]

約数ペア:

[(1, 135628800), (2, 67814400), (3, 45209600), (4, 33907200), (5, 27125760), (6, 22604800), (8, 16953600), (10, 13562880), (12, 11302400), (15, 9041920), (16, 8476800), (20, 6781440), (24, 5651200), (25, 5425152), (30, 4520960), (32, 4238400), (40, 3390720), (48, 2825600), (50, 2712576), (60, 2260480), (64, 2119200), (75, 1808384), (80, 1695360), (96, 1412800), (100, 1356288), (120, 1130240), (128, 1059600), (150, 904192), (160, 847680), (192, 706400), (200, 678144), (240, 565120), (256, 529800), (300, 452096), (320, 423840), (384, 353200), (400, 339072), (480, 282560), (512, 264900), (600, 226048), (640, 211920), (768, 176600), (800, 169536), (883, 153600), (960, 141280), (1024, 132450), (1200, 113024), (1280, 105960), (1536, 88300), (1600, 84768), (1766, 76800), (1920, 70640), (2048, 66225), (2400, 56512), (2560, 52980), (2649, 51200), (3072, 44150), (3200, 42384), (3532, 38400), (3840, 35320), (4415, 30720), (4800, 28256), (5120, 26490), (5298, 25600), (6144, 22075), (6400, 21192), (7064, 19200), (7680, 17660), (8830, 15360), (9600, 14128), (10240, 13245), (10596, 12800)]