253440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1$

素因数の和:40

約数の個数: 120

約数和(自身を含む): 957528

約数和(自身を除く): 704088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 512, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1536, 1584, 1760, 1920, 1980, 2112, 2304, 2560, 2640, 2816, 2880, 3168, 3520, 3840, 3960, 4224, 4608, 5280, 5632, 5760, 6336, 7040, 7680, 7920, 8448, 10560, 11520, 12672, 14080, 15840, 16896, 21120, 23040, 25344, 28160, 31680, 42240, 50688, 63360, 84480, 126720, 253440]

約数ペア:

[(1, 253440), (2, 126720), (3, 84480), (4, 63360), (5, 50688), (6, 42240), (8, 31680), (9, 28160), (10, 25344), (11, 23040), (12, 21120), (15, 16896), (16, 15840), (18, 14080), (20, 12672), (22, 11520), (24, 10560), (30, 8448), (32, 7920), (33, 7680), (36, 7040), (40, 6336), (44, 5760), (45, 5632), (48, 5280), (55, 4608), (60, 4224), (64, 3960), (66, 3840), (72, 3520), (80, 3168), (88, 2880), (90, 2816), (96, 2640), (99, 2560), (110, 2304), (120, 2112), (128, 1980), (132, 1920), (144, 1760), (160, 1584), (165, 1536), (176, 1440), (180, 1408), (192, 1320), (198, 1280), (220, 1152), (240, 1056), (256, 990), (264, 960), (288, 880), (320, 792), (330, 768), (352, 720), (360, 704), (384, 660), (396, 640), (440, 576), (480, 528), (495, 512)]