64389120

素因数分解:

$2^{15}\times 3^1\times 5^1\times {\mathrm{131}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 207614880

約数和(自身を除く): 143225760

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, 131, 160, 192, 240, 256, 262, 320, 384, 393, 480, 512, 524, 640, 655, 768, 786, 960, 1024, 1048, 1280, 1310, 1536, 1572, 1920, 1965, 2048, 2096, 2560, 2620, 3072, 3144, 3840, 3930, 4096, 4192, 5120, 5240, 6144, 6288, 7680, 7860, 8192, 8384, 10240, 10480, 12288, 12576, 15360, 15720, 16384, 16768, 20480, 20960, 24576, 25152, 30720, 31440, 32768, 33536, 40960, 41920, 49152, 50304, 61440, 62880, 67072, 81920, 83840, 98304, 100608, 122880, 125760, 134144, 163840, 167680, 201216, 245760, 251520, 268288, 335360, 402432, 491520, 503040, 536576, 670720, 804864, 1006080, 1073152, 1341440, 1609728, 2012160, 2146304, 2682880, 3219456, 4024320, 4292608, 5365760, 6438912, 8048640, 10731520, 12877824, 16097280, 21463040, 32194560, 64389120]

約数ペア:

[(1, 64389120), (2, 32194560), (3, 21463040), (4, 16097280), (5, 12877824), (6, 10731520), (8, 8048640), (10, 6438912), (12, 5365760), (15, 4292608), (16, 4024320), (20, 3219456), (24, 2682880), (30, 2146304), (32, 2012160), (40, 1609728), (48, 1341440), (60, 1073152), (64, 1006080), (80, 804864), (96, 670720), (120, 536576), (128, 503040), (131, 491520), (160, 402432), (192, 335360), (240, 268288), (256, 251520), (262, 245760), (320, 201216), (384, 167680), (393, 163840), (480, 134144), (512, 125760), (524, 122880), (640, 100608), (655, 98304), (768, 83840), (786, 81920), (960, 67072), (1024, 62880), (1048, 61440), (1280, 50304), (1310, 49152), (1536, 41920), (1572, 40960), (1920, 33536), (1965, 32768), (2048, 31440), (2096, 30720), (2560, 25152), (2620, 24576), (3072, 20960), (3144, 20480), (3840, 16768), (3930, 16384), (4096, 15720), (4192, 15360), (5120, 12576), (5240, 12288), (6144, 10480), (6288, 10240), (7680, 8384), (7860, 8192)]