213392640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:996

約数の個数: 144

約数和(自身を含む): 693455616

約数和(自身を除く): 480062976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 610, 640, 732, 768, 911, 915, 960, 976, 1220, 1280, 1464, 1822, 1830, 1920, 1952, 2440, 2733, 2928, 3644, 3660, 3840, 3904, 4555, 4880, 5466, 5856, 7288, 7320, 7808, 9110, 9760, 10932, 11712, 13665, 14576, 14640, 15616, 18220, 19520, 21864, 23424, 27330, 29152, 29280, 36440, 39040, 43728, 46848, 54660, 55571, 58304, 58560, 72880, 78080, 87456, 109320, 111142, 116608, 117120, 145760, 166713, 174912, 218640, 222284, 233216, 234240, 277855, 291520, 333426, 349824, 437280, 444568, 555710, 583040, 666852, 699648, 833565, 874560, 889136, 1111420, 1166080, 1333704, 1667130, 1749120, 1778272, 2222840, 2667408, 3334260, 3498240, 3556544, 4445680, 5334816, 6668520, 7113088, 8891360, 10669632, 13337040, 14226176, 17782720, 21339264, 26674080, 35565440, 42678528, 53348160, 71130880, 106696320, 213392640]

約数ペア:

[(1, 213392640), (2, 106696320), (3, 71130880), (4, 53348160), (5, 42678528), (6, 35565440), (8, 26674080), (10, 21339264), (12, 17782720), (15, 14226176), (16, 13337040), (20, 10669632), (24, 8891360), (30, 7113088), (32, 6668520), (40, 5334816), (48, 4445680), (60, 3556544), (61, 3498240), (64, 3334260), (80, 2667408), (96, 2222840), (120, 1778272), (122, 1749120), (128, 1667130), (160, 1333704), (183, 1166080), (192, 1111420), (240, 889136), (244, 874560), (256, 833565), (305, 699648), (320, 666852), (366, 583040), (384, 555710), (480, 444568), (488, 437280), (610, 349824), (640, 333426), (732, 291520), (768, 277855), (911, 234240), (915, 233216), (960, 222284), (976, 218640), (1220, 174912), (1280, 166713), (1464, 145760), (1822, 117120), (1830, 116608), (1920, 111142), (1952, 109320), (2440, 87456), (2733, 78080), (2928, 72880), (3644, 58560), (3660, 58304), (3840, 55571), (3904, 54660), (4555, 46848), (4880, 43728), (5466, 39040), (5856, 36440), (7288, 29280), (7320, 29152), (7808, 27330), (9110, 23424), (9760, 21864), (10932, 19520), (11712, 18220), (13665, 15616), (14576, 14640)]