217290240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{9431}}^1$

素因数の和:9460

約数の個数: 120

約数和(自身を含む): 752617008

約数和(自身を除く): 535326768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 9431, 11520, 18862, 23040, 28293, 37724, 47155, 56586, 75448, 84879, 94310, 113172, 141465, 150896, 169758, 188620, 226344, 282930, 301792, 339516, 377240, 424395, 452688, 565860, 603584, 679032, 754480, 848790, 905376, 1131720, 1207168, 1358064, 1508960, 1697580, 1810752, 2263440, 2414336, 2716128, 3017920, 3395160, 3621504, 4526880, 4828672, 5432256, 6035840, 6790320, 7243008, 9053760, 10864512, 12071680, 13580640, 14486016, 18107520, 21729024, 24143360, 27161280, 36215040, 43458048, 54322560, 72430080, 108645120, 217290240]

約数ペア:

[(1, 217290240), (2, 108645120), (3, 72430080), (4, 54322560), (5, 43458048), (6, 36215040), (8, 27161280), (9, 24143360), (10, 21729024), (12, 18107520), (15, 14486016), (16, 13580640), (18, 12071680), (20, 10864512), (24, 9053760), (30, 7243008), (32, 6790320), (36, 6035840), (40, 5432256), (45, 4828672), (48, 4526880), (60, 3621504), (64, 3395160), (72, 3017920), (80, 2716128), (90, 2414336), (96, 2263440), (120, 1810752), (128, 1697580), (144, 1508960), (160, 1358064), (180, 1207168), (192, 1131720), (240, 905376), (256, 848790), (288, 754480), (320, 679032), (360, 603584), (384, 565860), (480, 452688), (512, 424395), (576, 377240), (640, 339516), (720, 301792), (768, 282930), (960, 226344), (1152, 188620), (1280, 169758), (1440, 150896), (1536, 141465), (1920, 113172), (2304, 94310), (2560, 84879), (2880, 75448), (3840, 56586), (4608, 47155), (5760, 37724), (7680, 28293), (9431, 23040), (11520, 18862)]