398100480

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{12959}}^1$

素因数の和:12989

約数の個数: 96

約数和(自身を含む): 1273708800

約数和(自身を除く): 875608320

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, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 12959, 15360, 25918, 30720, 38877, 51836, 64795, 77754, 103672, 129590, 155508, 194385, 207344, 259180, 311016, 388770, 414688, 518360, 622032, 777540, 829376, 1036720, 1244064, 1555080, 1658752, 2073440, 2488128, 3110160, 3317504, 4146880, 4976256, 6220320, 6635008, 8293760, 9952512, 12440640, 13270016, 16587520, 19905024, 24881280, 26540032, 33175040, 39810048, 49762560, 66350080, 79620096, 99525120, 132700160, 199050240, 398100480]

約数ペア:

[(1, 398100480), (2, 199050240), (3, 132700160), (4, 99525120), (5, 79620096), (6, 66350080), (8, 49762560), (10, 39810048), (12, 33175040), (15, 26540032), (16, 24881280), (20, 19905024), (24, 16587520), (30, 13270016), (32, 12440640), (40, 9952512), (48, 8293760), (60, 6635008), (64, 6220320), (80, 4976256), (96, 4146880), (120, 3317504), (128, 3110160), (160, 2488128), (192, 2073440), (240, 1658752), (256, 1555080), (320, 1244064), (384, 1036720), (480, 829376), (512, 777540), (640, 622032), (768, 518360), (960, 414688), (1024, 388770), (1280, 311016), (1536, 259180), (1920, 207344), (2048, 194385), (2560, 155508), (3072, 129590), (3840, 103672), (5120, 77754), (6144, 64795), (7680, 51836), (10240, 38877), (12959, 30720), (15360, 25918)]