210375680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2417}}^1$

素因数の和:2459

約数の個数: 88

約数和(自身を含む): 534561768

約数和(自身を除く): 324186088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1024, 1088, 1280, 1360, 2176, 2417, 2560, 2720, 4352, 4834, 5120, 5440, 8704, 9668, 10880, 12085, 17408, 19336, 21760, 24170, 38672, 41089, 43520, 48340, 77344, 82178, 87040, 96680, 154688, 164356, 193360, 205445, 309376, 328712, 386720, 410890, 618752, 657424, 773440, 821780, 1237504, 1314848, 1546880, 1643560, 2475008, 2629696, 3093760, 3287120, 5259392, 6187520, 6574240, 10518784, 12375040, 13148480, 21037568, 26296960, 42075136, 52593920, 105187840, 210375680]

約数ペア:

[(1, 210375680), (2, 105187840), (4, 52593920), (5, 42075136), (8, 26296960), (10, 21037568), (16, 13148480), (17, 12375040), (20, 10518784), (32, 6574240), (34, 6187520), (40, 5259392), (64, 3287120), (68, 3093760), (80, 2629696), (85, 2475008), (128, 1643560), (136, 1546880), (160, 1314848), (170, 1237504), (256, 821780), (272, 773440), (320, 657424), (340, 618752), (512, 410890), (544, 386720), (640, 328712), (680, 309376), (1024, 205445), (1088, 193360), (1280, 164356), (1360, 154688), (2176, 96680), (2417, 87040), (2560, 82178), (2720, 77344), (4352, 48340), (4834, 43520), (5120, 41089), (5440, 38672), (8704, 24170), (9668, 21760), (10880, 19336), (12085, 17408)]