161157120

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 208

約数和(自身を含む): 536281152

約数和(自身を除く): 375124032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 61, 64, 80, 86, 96, 120, 122, 128, 129, 160, 172, 183, 192, 215, 240, 244, 256, 258, 305, 320, 344, 366, 384, 430, 480, 488, 512, 516, 610, 640, 645, 688, 732, 768, 860, 915, 960, 976, 1024, 1032, 1220, 1280, 1290, 1376, 1464, 1536, 1720, 1830, 1920, 1952, 2048, 2064, 2440, 2560, 2580, 2623, 2752, 2928, 3072, 3440, 3660, 3840, 3904, 4096, 4128, 4880, 5120, 5160, 5246, 5504, 5856, 6144, 6880, 7320, 7680, 7808, 7869, 8256, 9760, 10240, 10320, 10492, 11008, 11712, 12288, 13115, 13760, 14640, 15360, 15616, 15738, 16512, 19520, 20480, 20640, 20984, 22016, 23424, 26230, 27520, 29280, 30720, 31232, 31476, 33024, 39040, 39345, 41280, 41968, 44032, 46848, 52460, 55040, 58560, 61440, 62464, 62952, 66048, 78080, 78690, 82560, 83936, 88064, 93696, 104920, 110080, 117120, 124928, 125904, 132096, 156160, 157380, 165120, 167872, 176128, 187392, 209840, 220160, 234240, 249856, 251808, 264192, 312320, 314760, 330240, 335744, 374784, 419680, 440320, 468480, 503616, 528384, 624640, 629520, 660480, 671488, 749568, 839360, 880640, 936960, 1007232, 1249280, 1259040, 1320960, 1342976, 1678720, 1873920, 2014464, 2518080, 2641920, 2685952, 3357440, 3747840, 4028928, 5036160, 5371904, 6714880, 8057856, 10072320, 10743808, 13429760, 16115712, 20144640, 26859520, 32231424, 40289280, 53719040, 80578560, 161157120]

約数ペア:

[(1, 161157120), (2, 80578560), (3, 53719040), (4, 40289280), (5, 32231424), (6, 26859520), (8, 20144640), (10, 16115712), (12, 13429760), (15, 10743808), (16, 10072320), (20, 8057856), (24, 6714880), (30, 5371904), (32, 5036160), (40, 4028928), (43, 3747840), (48, 3357440), (60, 2685952), (61, 2641920), (64, 2518080), (80, 2014464), (86, 1873920), (96, 1678720), (120, 1342976), (122, 1320960), (128, 1259040), (129, 1249280), (160, 1007232), (172, 936960), (183, 880640), (192, 839360), (215, 749568), (240, 671488), (244, 660480), (256, 629520), (258, 624640), (305, 528384), (320, 503616), (344, 468480), (366, 440320), (384, 419680), (430, 374784), (480, 335744), (488, 330240), (512, 314760), (516, 312320), (610, 264192), (640, 251808), (645, 249856), (688, 234240), (732, 220160), (768, 209840), (860, 187392), (915, 176128), (960, 167872), (976, 165120), (1024, 157380), (1032, 156160), (1220, 132096), (1280, 125904), (1290, 124928), (1376, 117120), (1464, 110080), (1536, 104920), (1720, 93696), (1830, 88064), (1920, 83936), (1952, 82560), (2048, 78690), (2064, 78080), (2440, 66048), (2560, 62952), (2580, 62464), (2623, 61440), (2752, 58560), (2928, 55040), (3072, 52460), (3440, 46848), (3660, 44032), (3840, 41968), (3904, 41280), (4096, 39345), (4128, 39040), (4880, 33024), (5120, 31476), (5160, 31232), (5246, 30720), (5504, 29280), (5856, 27520), (6144, 26230), (6880, 23424), (7320, 22016), (7680, 20984), (7808, 20640), (7869, 20480), (8256, 19520), (9760, 16512), (10240, 15738), (10320, 15616), (10492, 15360), (11008, 14640), (11712, 13760), (12288, 13115)]