131215360

素因数分解:

$2^{12}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 104

約数和(自身を含む): 324363600

約数和(自身を除く): 193148240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 149, 160, 172, 215, 256, 298, 320, 344, 430, 512, 596, 640, 688, 745, 860, 1024, 1192, 1280, 1376, 1490, 1720, 2048, 2384, 2560, 2752, 2980, 3440, 4096, 4768, 5120, 5504, 5960, 6407, 6880, 9536, 10240, 11008, 11920, 12814, 13760, 19072, 20480, 22016, 23840, 25628, 27520, 32035, 38144, 44032, 47680, 51256, 55040, 64070, 76288, 88064, 95360, 102512, 110080, 128140, 152576, 176128, 190720, 205024, 220160, 256280, 305152, 381440, 410048, 440320, 512560, 610304, 762880, 820096, 880640, 1025120, 1525760, 1640192, 2050240, 3051520, 3280384, 4100480, 6560768, 8200960, 13121536, 16401920, 26243072, 32803840, 65607680, 131215360]

約数ペア:

[(1, 131215360), (2, 65607680), (4, 32803840), (5, 26243072), (8, 16401920), (10, 13121536), (16, 8200960), (20, 6560768), (32, 4100480), (40, 3280384), (43, 3051520), (64, 2050240), (80, 1640192), (86, 1525760), (128, 1025120), (149, 880640), (160, 820096), (172, 762880), (215, 610304), (256, 512560), (298, 440320), (320, 410048), (344, 381440), (430, 305152), (512, 256280), (596, 220160), (640, 205024), (688, 190720), (745, 176128), (860, 152576), (1024, 128140), (1192, 110080), (1280, 102512), (1376, 95360), (1490, 88064), (1720, 76288), (2048, 64070), (2384, 55040), (2560, 51256), (2752, 47680), (2980, 44032), (3440, 38144), (4096, 32035), (4768, 27520), (5120, 25628), (5504, 23840), (5960, 22016), (6407, 20480), (6880, 19072), (9536, 13760), (10240, 12814), (11008, 11920)]