16878720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 55080000

約数和(自身を除く): 38201280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 149, 160, 177, 192, 236, 240, 295, 298, 320, 354, 384, 447, 472, 480, 590, 596, 640, 708, 745, 885, 894, 944, 960, 1180, 1192, 1416, 1490, 1770, 1788, 1888, 1920, 2235, 2360, 2384, 2832, 2980, 3540, 3576, 3776, 4470, 4720, 4768, 5664, 5960, 7080, 7152, 7552, 8791, 8940, 9440, 9536, 11328, 11920, 14160, 14304, 17582, 17880, 18880, 19072, 22656, 23840, 26373, 28320, 28608, 35164, 35760, 37760, 43955, 47680, 52746, 56640, 57216, 70328, 71520, 87910, 95360, 105492, 113280, 131865, 140656, 143040, 175820, 210984, 263730, 281312, 286080, 351640, 421968, 527460, 562624, 703280, 843936, 1054920, 1125248, 1406560, 1687872, 2109840, 2813120, 3375744, 4219680, 5626240, 8439360, 16878720]

約数ペア:

[(1, 16878720), (2, 8439360), (3, 5626240), (4, 4219680), (5, 3375744), (6, 2813120), (8, 2109840), (10, 1687872), (12, 1406560), (15, 1125248), (16, 1054920), (20, 843936), (24, 703280), (30, 562624), (32, 527460), (40, 421968), (48, 351640), (59, 286080), (60, 281312), (64, 263730), (80, 210984), (96, 175820), (118, 143040), (120, 140656), (128, 131865), (149, 113280), (160, 105492), (177, 95360), (192, 87910), (236, 71520), (240, 70328), (295, 57216), (298, 56640), (320, 52746), (354, 47680), (384, 43955), (447, 37760), (472, 35760), (480, 35164), (590, 28608), (596, 28320), (640, 26373), (708, 23840), (745, 22656), (885, 19072), (894, 18880), (944, 17880), (960, 17582), (1180, 14304), (1192, 14160), (1416, 11920), (1490, 11328), (1770, 9536), (1788, 9440), (1888, 8940), (1920, 8791), (2235, 7552), (2360, 7152), (2384, 7080), (2832, 5960), (2980, 5664), (3540, 4768), (3576, 4720), (3776, 4470)]