405012480

素因数分解:

$2^{18}\times 3^1\times 5^1\times {\mathrm{103}}^1$

素因数の和:147

約数の個数: 152

約数和(自身を含む): 1308620352

約数和(自身を除く): 903607872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 192, 206, 240, 256, 309, 320, 384, 412, 480, 512, 515, 618, 640, 768, 824, 960, 1024, 1030, 1236, 1280, 1536, 1545, 1648, 1920, 2048, 2060, 2472, 2560, 3072, 3090, 3296, 3840, 4096, 4120, 4944, 5120, 6144, 6180, 6592, 7680, 8192, 8240, 9888, 10240, 12288, 12360, 13184, 15360, 16384, 16480, 19776, 20480, 24576, 24720, 26368, 30720, 32768, 32960, 39552, 40960, 49152, 49440, 52736, 61440, 65536, 65920, 79104, 81920, 98304, 98880, 105472, 122880, 131072, 131840, 158208, 163840, 196608, 197760, 210944, 245760, 262144, 263680, 316416, 327680, 393216, 395520, 421888, 491520, 527360, 632832, 655360, 786432, 791040, 843776, 983040, 1054720, 1265664, 1310720, 1582080, 1687552, 1966080, 2109440, 2531328, 3164160, 3375104, 3932160, 4218880, 5062656, 6328320, 6750208, 8437760, 10125312, 12656640, 13500416, 16875520, 20250624, 25313280, 27000832, 33751040, 40501248, 50626560, 67502080, 81002496, 101253120, 135004160, 202506240, 405012480]

約数ペア:

[(1, 405012480), (2, 202506240), (3, 135004160), (4, 101253120), (5, 81002496), (6, 67502080), (8, 50626560), (10, 40501248), (12, 33751040), (15, 27000832), (16, 25313280), (20, 20250624), (24, 16875520), (30, 13500416), (32, 12656640), (40, 10125312), (48, 8437760), (60, 6750208), (64, 6328320), (80, 5062656), (96, 4218880), (103, 3932160), (120, 3375104), (128, 3164160), (160, 2531328), (192, 2109440), (206, 1966080), (240, 1687552), (256, 1582080), (309, 1310720), (320, 1265664), (384, 1054720), (412, 983040), (480, 843776), (512, 791040), (515, 786432), (618, 655360), (640, 632832), (768, 527360), (824, 491520), (960, 421888), (1024, 395520), (1030, 393216), (1236, 327680), (1280, 316416), (1536, 263680), (1545, 262144), (1648, 245760), (1920, 210944), (2048, 197760), (2060, 196608), (2472, 163840), (2560, 158208), (3072, 131840), (3090, 131072), (3296, 122880), (3840, 105472), (4096, 98880), (4120, 98304), (4944, 81920), (5120, 79104), (6144, 65920), (6180, 65536), (6592, 61440), (7680, 52736), (8192, 49440), (8240, 49152), (9888, 40960), (10240, 39552), (12288, 32960), (12360, 32768), (13184, 30720), (15360, 26368), (16384, 24720), (16480, 24576), (19776, 20480)]