2181120

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{71}}^1$

素因数の和:101

約数の個数: 96

約数和(自身を含む): 7076160

約数和(自身を除く): 4895040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 256, 284, 320, 355, 384, 426, 480, 512, 568, 640, 710, 768, 852, 960, 1024, 1065, 1136, 1280, 1420, 1536, 1704, 1920, 2048, 2130, 2272, 2560, 2840, 3072, 3408, 3840, 4260, 4544, 5120, 5680, 6144, 6816, 7680, 8520, 9088, 10240, 11360, 13632, 15360, 17040, 18176, 22720, 27264, 30720, 34080, 36352, 45440, 54528, 68160, 72704, 90880, 109056, 136320, 145408, 181760, 218112, 272640, 363520, 436224, 545280, 727040, 1090560, 2181120]

約数ペア:

[(1, 2181120), (2, 1090560), (3, 727040), (4, 545280), (5, 436224), (6, 363520), (8, 272640), (10, 218112), (12, 181760), (15, 145408), (16, 136320), (20, 109056), (24, 90880), (30, 72704), (32, 68160), (40, 54528), (48, 45440), (60, 36352), (64, 34080), (71, 30720), (80, 27264), (96, 22720), (120, 18176), (128, 17040), (142, 15360), (160, 13632), (192, 11360), (213, 10240), (240, 9088), (256, 8520), (284, 7680), (320, 6816), (355, 6144), (384, 5680), (426, 5120), (480, 4544), (512, 4260), (568, 3840), (640, 3408), (710, 3072), (768, 2840), (852, 2560), (960, 2272), (1024, 2130), (1065, 2048), (1136, 1920), (1280, 1704), (1420, 1536)]