219217920

素因数分解:

$2^{16}\times 3^1\times 5^1\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 136

約数和(自身を含む): 704637696

約数和(自身を除く): 485419776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 223, 240, 256, 320, 384, 446, 480, 512, 640, 669, 768, 892, 960, 1024, 1115, 1280, 1338, 1536, 1784, 1920, 2048, 2230, 2560, 2676, 3072, 3345, 3568, 3840, 4096, 4460, 5120, 5352, 6144, 6690, 7136, 7680, 8192, 8920, 10240, 10704, 12288, 13380, 14272, 15360, 16384, 17840, 20480, 21408, 24576, 26760, 28544, 30720, 32768, 35680, 40960, 42816, 49152, 53520, 57088, 61440, 65536, 71360, 81920, 85632, 98304, 107040, 114176, 122880, 142720, 163840, 171264, 196608, 214080, 228352, 245760, 285440, 327680, 342528, 428160, 456704, 491520, 570880, 685056, 856320, 913408, 983040, 1141760, 1370112, 1712640, 1826816, 2283520, 2740224, 3425280, 3653632, 4567040, 5480448, 6850560, 7307264, 9134080, 10960896, 13701120, 14614528, 18268160, 21921792, 27402240, 36536320, 43843584, 54804480, 73072640, 109608960, 219217920]

約数ペア:

[(1, 219217920), (2, 109608960), (3, 73072640), (4, 54804480), (5, 43843584), (6, 36536320), (8, 27402240), (10, 21921792), (12, 18268160), (15, 14614528), (16, 13701120), (20, 10960896), (24, 9134080), (30, 7307264), (32, 6850560), (40, 5480448), (48, 4567040), (60, 3653632), (64, 3425280), (80, 2740224), (96, 2283520), (120, 1826816), (128, 1712640), (160, 1370112), (192, 1141760), (223, 983040), (240, 913408), (256, 856320), (320, 685056), (384, 570880), (446, 491520), (480, 456704), (512, 428160), (640, 342528), (669, 327680), (768, 285440), (892, 245760), (960, 228352), (1024, 214080), (1115, 196608), (1280, 171264), (1338, 163840), (1536, 142720), (1784, 122880), (1920, 114176), (2048, 107040), (2230, 98304), (2560, 85632), (2676, 81920), (3072, 71360), (3345, 65536), (3568, 61440), (3840, 57088), (4096, 53520), (4460, 49152), (5120, 42816), (5352, 40960), (6144, 35680), (6690, 32768), (7136, 30720), (7680, 28544), (8192, 26760), (8920, 24576), (10240, 21408), (10704, 20480), (12288, 17840), (13380, 16384), (14272, 15360)]