345444480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19991}}^1$

素因数の和:20019

約数の個数: 128

約数和(自身を含む): 1223510400

約数和(自身を除く): 878065920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 19991, 39982, 59973, 79964, 99955, 119946, 159928, 179919, 199910, 239892, 299865, 319856, 359838, 399820, 479784, 539757, 599730, 639712, 719676, 799640, 899595, 959568, 1079514, 1199460, 1279424, 1439352, 1599280, 1799190, 1919136, 2159028, 2398920, 2558848, 2698785, 2878704, 3198560, 3598380, 3838272, 4318056, 4797840, 5397570, 5757408, 6397120, 7196760, 7676544, 8636112, 9595680, 10795140, 11514816, 12794240, 14393520, 17272224, 19191360, 21590280, 23029632, 28787040, 34544448, 38382720, 43180560, 57574080, 69088896, 86361120, 115148160, 172722240, 345444480]

約数ペア:

[(1, 345444480), (2, 172722240), (3, 115148160), (4, 86361120), (5, 69088896), (6, 57574080), (8, 43180560), (9, 38382720), (10, 34544448), (12, 28787040), (15, 23029632), (16, 21590280), (18, 19191360), (20, 17272224), (24, 14393520), (27, 12794240), (30, 11514816), (32, 10795140), (36, 9595680), (40, 8636112), (45, 7676544), (48, 7196760), (54, 6397120), (60, 5757408), (64, 5397570), (72, 4797840), (80, 4318056), (90, 3838272), (96, 3598380), (108, 3198560), (120, 2878704), (128, 2698785), (135, 2558848), (144, 2398920), (160, 2159028), (180, 1919136), (192, 1799190), (216, 1599280), (240, 1439352), (270, 1279424), (288, 1199460), (320, 1079514), (360, 959568), (384, 899595), (432, 799640), (480, 719676), (540, 639712), (576, 599730), (640, 539757), (720, 479784), (864, 399820), (960, 359838), (1080, 319856), (1152, 299865), (1440, 239892), (1728, 199910), (1920, 179919), (2160, 159928), (2880, 119946), (3456, 99955), (4320, 79964), (5760, 59973), (8640, 39982), (17280, 19991)]