1216020480

素因数分解:

$2^{16}\times 3^1\times 5^1\times {\mathrm{1237}}^1$

素因数の和:1277

約数の個数: 136

約数和(自身を含む): 3894381552

約数和(自身を除く): 2678361072

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, 1237, 1280, 1536, 1920, 2048, 2474, 2560, 3072, 3711, 3840, 4096, 4948, 5120, 6144, 6185, 7422, 7680, 8192, 9896, 10240, 12288, 12370, 14844, 15360, 16384, 18555, 19792, 20480, 24576, 24740, 29688, 30720, 32768, 37110, 39584, 40960, 49152, 49480, 59376, 61440, 65536, 74220, 79168, 81920, 98304, 98960, 118752, 122880, 148440, 158336, 163840, 196608, 197920, 237504, 245760, 296880, 316672, 327680, 395840, 475008, 491520, 593760, 633344, 791680, 950016, 983040, 1187520, 1266688, 1583360, 1900032, 2375040, 2533376, 3166720, 3800064, 4750080, 5066752, 6333440, 7600128, 9500160, 10133504, 12666880, 15200256, 19000320, 20267008, 25333760, 30400512, 38000640, 40534016, 50667520, 60801024, 76001280, 81068032, 101335040, 121602048, 152002560, 202670080, 243204096, 304005120, 405340160, 608010240, 1216020480]

約数ペア:

[(1, 1216020480), (2, 608010240), (3, 405340160), (4, 304005120), (5, 243204096), (6, 202670080), (8, 152002560), (10, 121602048), (12, 101335040), (15, 81068032), (16, 76001280), (20, 60801024), (24, 50667520), (30, 40534016), (32, 38000640), (40, 30400512), (48, 25333760), (60, 20267008), (64, 19000320), (80, 15200256), (96, 12666880), (120, 10133504), (128, 9500160), (160, 7600128), (192, 6333440), (240, 5066752), (256, 4750080), (320, 3800064), (384, 3166720), (480, 2533376), (512, 2375040), (640, 1900032), (768, 1583360), (960, 1266688), (1024, 1187520), (1237, 983040), (1280, 950016), (1536, 791680), (1920, 633344), (2048, 593760), (2474, 491520), (2560, 475008), (3072, 395840), (3711, 327680), (3840, 316672), (4096, 296880), (4948, 245760), (5120, 237504), (6144, 197920), (6185, 196608), (7422, 163840), (7680, 158336), (8192, 148440), (9896, 122880), (10240, 118752), (12288, 98960), (12370, 98304), (14844, 81920), (15360, 79168), (16384, 74220), (18555, 65536), (19792, 61440), (20480, 59376), (24576, 49480), (24740, 49152), (29688, 40960), (30720, 39584), (32768, 37110)]