1996369920

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{10831}}^1$

素因数の和:10866

約数の個数: 156

約数和(自身を含む): 6920543136

約数和(自身を除く): 4924173216

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, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4096, 4608, 5120, 5760, 6144, 7680, 9216, 10240, 10831, 11520, 12288, 15360, 18432, 20480, 21662, 23040, 30720, 32493, 36864, 43324, 46080, 54155, 61440, 64986, 86648, 92160, 97479, 108310, 129972, 162465, 173296, 184320, 194958, 216620, 259944, 324930, 346592, 389916, 433240, 487395, 519888, 649860, 693184, 779832, 866480, 974790, 1039776, 1299720, 1386368, 1559664, 1732960, 1949580, 2079552, 2599440, 2772736, 3119328, 3465920, 3899160, 4159104, 5198880, 5545472, 6238656, 6931840, 7798320, 8318208, 10397760, 11090944, 12477312, 13863680, 15596640, 16636416, 20795520, 22181888, 24954624, 27727360, 31193280, 33272832, 41591040, 44363776, 49909248, 55454720, 62386560, 66545664, 83182080, 99818496, 110909440, 124773120, 133091328, 166364160, 199636992, 221818880, 249546240, 332728320, 399273984, 499092480, 665456640, 998184960, 1996369920]

約数ペア:

[(1, 1996369920), (2, 998184960), (3, 665456640), (4, 499092480), (5, 399273984), (6, 332728320), (8, 249546240), (9, 221818880), (10, 199636992), (12, 166364160), (15, 133091328), (16, 124773120), (18, 110909440), (20, 99818496), (24, 83182080), (30, 66545664), (32, 62386560), (36, 55454720), (40, 49909248), (45, 44363776), (48, 41591040), (60, 33272832), (64, 31193280), (72, 27727360), (80, 24954624), (90, 22181888), (96, 20795520), (120, 16636416), (128, 15596640), (144, 13863680), (160, 12477312), (180, 11090944), (192, 10397760), (240, 8318208), (256, 7798320), (288, 6931840), (320, 6238656), (360, 5545472), (384, 5198880), (480, 4159104), (512, 3899160), (576, 3465920), (640, 3119328), (720, 2772736), (768, 2599440), (960, 2079552), (1024, 1949580), (1152, 1732960), (1280, 1559664), (1440, 1386368), (1536, 1299720), (1920, 1039776), (2048, 974790), (2304, 866480), (2560, 779832), (2880, 693184), (3072, 649860), (3840, 519888), (4096, 487395), (4608, 433240), (5120, 389916), (5760, 346592), (6144, 324930), (7680, 259944), (9216, 216620), (10240, 194958), (10831, 184320), (11520, 173296), (12288, 162465), (15360, 129972), (18432, 108310), (20480, 97479), (21662, 92160), (23040, 86648), (30720, 64986), (32493, 61440), (36864, 54155), (43324, 46080)]