15989760

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{347}}^1$

素因数の和:378

約数の個数: 132

約数和(自身を含む): 55563768

約数和(自身を除く): 39574008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 347, 360, 384, 480, 512, 576, 640, 694, 720, 768, 960, 1024, 1041, 1152, 1280, 1388, 1440, 1536, 1735, 1920, 2082, 2304, 2560, 2776, 2880, 3072, 3123, 3470, 3840, 4164, 4608, 5120, 5205, 5552, 5760, 6246, 6940, 7680, 8328, 9216, 10410, 11104, 11520, 12492, 13880, 15360, 15615, 16656, 20820, 22208, 23040, 24984, 27760, 31230, 33312, 41640, 44416, 46080, 49968, 55520, 62460, 66624, 83280, 88832, 99936, 111040, 124920, 133248, 166560, 177664, 199872, 222080, 249840, 266496, 333120, 355328, 399744, 444160, 499680, 532992, 666240, 799488, 888320, 999360, 1065984, 1332480, 1598976, 1776640, 1998720, 2664960, 3197952, 3997440, 5329920, 7994880, 15989760]

約数ペア:

[(1, 15989760), (2, 7994880), (3, 5329920), (4, 3997440), (5, 3197952), (6, 2664960), (8, 1998720), (9, 1776640), (10, 1598976), (12, 1332480), (15, 1065984), (16, 999360), (18, 888320), (20, 799488), (24, 666240), (30, 532992), (32, 499680), (36, 444160), (40, 399744), (45, 355328), (48, 333120), (60, 266496), (64, 249840), (72, 222080), (80, 199872), (90, 177664), (96, 166560), (120, 133248), (128, 124920), (144, 111040), (160, 99936), (180, 88832), (192, 83280), (240, 66624), (256, 62460), (288, 55520), (320, 49968), (347, 46080), (360, 44416), (384, 41640), (480, 33312), (512, 31230), (576, 27760), (640, 24984), (694, 23040), (720, 22208), (768, 20820), (960, 16656), (1024, 15615), (1041, 15360), (1152, 13880), (1280, 12492), (1388, 11520), (1440, 11104), (1536, 10410), (1735, 9216), (1920, 8328), (2082, 7680), (2304, 6940), (2560, 6246), (2776, 5760), (2880, 5552), (3072, 5205), (3123, 5120), (3470, 4608), (3840, 4164)]