51486720

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{419}}^1$

素因数の和:453

約数の個数: 112

約数和(自身を含む): 165140640

約数和(自身を除く): 113653920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 419, 480, 512, 640, 768, 838, 960, 1024, 1257, 1280, 1536, 1676, 1920, 2048, 2095, 2514, 2560, 3072, 3352, 3840, 4096, 4190, 5028, 5120, 6144, 6285, 6704, 7680, 8192, 8380, 10056, 10240, 12288, 12570, 13408, 15360, 16760, 20112, 20480, 24576, 25140, 26816, 30720, 33520, 40224, 40960, 50280, 53632, 61440, 67040, 80448, 100560, 107264, 122880, 134080, 160896, 201120, 214528, 268160, 321792, 402240, 429056, 536320, 643584, 804480, 858112, 1072640, 1287168, 1608960, 1716224, 2145280, 2574336, 3217920, 3432448, 4290560, 5148672, 6435840, 8581120, 10297344, 12871680, 17162240, 25743360, 51486720]

約数ペア:

[(1, 51486720), (2, 25743360), (3, 17162240), (4, 12871680), (5, 10297344), (6, 8581120), (8, 6435840), (10, 5148672), (12, 4290560), (15, 3432448), (16, 3217920), (20, 2574336), (24, 2145280), (30, 1716224), (32, 1608960), (40, 1287168), (48, 1072640), (60, 858112), (64, 804480), (80, 643584), (96, 536320), (120, 429056), (128, 402240), (160, 321792), (192, 268160), (240, 214528), (256, 201120), (320, 160896), (384, 134080), (419, 122880), (480, 107264), (512, 100560), (640, 80448), (768, 67040), (838, 61440), (960, 53632), (1024, 50280), (1257, 40960), (1280, 40224), (1536, 33520), (1676, 30720), (1920, 26816), (2048, 25140), (2095, 24576), (2514, 20480), (2560, 20112), (3072, 16760), (3352, 15360), (3840, 13408), (4096, 12570), (4190, 12288), (5028, 10240), (5120, 10056), (6144, 8380), (6285, 8192), (6704, 7680)]