219870720

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{3181}}^1$

素因数の和:3213

約数の個数: 160

約数和(自身を含む): 781244640

約数和(自身を除く): 561373920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3181, 3456, 3840, 4320, 4608, 5760, 6362, 6912, 7680, 8640, 9543, 11520, 12724, 13824, 15905, 17280, 19086, 23040, 25448, 28629, 31810, 34560, 38172, 47715, 50896, 57258, 63620, 69120, 76344, 85887, 95430, 101792, 114516, 127240, 143145, 152688, 171774, 190860, 203584, 229032, 254480, 286290, 305376, 343548, 381720, 407168, 429435, 458064, 508960, 572580, 610752, 687096, 763440, 814336, 858870, 916128, 1017920, 1145160, 1221504, 1374192, 1526880, 1628672, 1717740, 1832256, 2035840, 2290320, 2443008, 2748384, 3053760, 3435480, 3664512, 4071680, 4580640, 4886016, 5496768, 6107520, 6870960, 7329024, 8143360, 9161280, 10993536, 12215040, 13741920, 14658048, 18322560, 21987072, 24430080, 27483840, 36645120, 43974144, 54967680, 73290240, 109935360, 219870720]

約数ペア:

[(1, 219870720), (2, 109935360), (3, 73290240), (4, 54967680), (5, 43974144), (6, 36645120), (8, 27483840), (9, 24430080), (10, 21987072), (12, 18322560), (15, 14658048), (16, 13741920), (18, 12215040), (20, 10993536), (24, 9161280), (27, 8143360), (30, 7329024), (32, 6870960), (36, 6107520), (40, 5496768), (45, 4886016), (48, 4580640), (54, 4071680), (60, 3664512), (64, 3435480), (72, 3053760), (80, 2748384), (90, 2443008), (96, 2290320), (108, 2035840), (120, 1832256), (128, 1717740), (135, 1628672), (144, 1526880), (160, 1374192), (180, 1221504), (192, 1145160), (216, 1017920), (240, 916128), (256, 858870), (270, 814336), (288, 763440), (320, 687096), (360, 610752), (384, 572580), (432, 508960), (480, 458064), (512, 429435), (540, 407168), (576, 381720), (640, 343548), (720, 305376), (768, 286290), (864, 254480), (960, 229032), (1080, 203584), (1152, 190860), (1280, 171774), (1440, 152688), (1536, 143145), (1728, 127240), (1920, 114516), (2160, 101792), (2304, 95430), (2560, 85887), (2880, 76344), (3181, 69120), (3456, 63620), (3840, 57258), (4320, 50896), (4608, 47715), (5760, 38172), (6362, 34560), (6912, 31810), (7680, 28629), (8640, 25448), (9543, 23040), (11520, 19086), (12724, 17280), (13824, 15905)]