1814912640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1159

約数の個数: 192

約数和(自身を含む): 6289695360

約数和(自身を除く): 4474782720

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, 288, 320, 360, 384, 480, 487, 576, 640, 647, 720, 960, 974, 1152, 1294, 1440, 1461, 1920, 1941, 1948, 2435, 2588, 2880, 2922, 3235, 3882, 3896, 4383, 4870, 5176, 5760, 5823, 5844, 6470, 7305, 7764, 7792, 8766, 9705, 9740, 10352, 11646, 11688, 12940, 14610, 15528, 15584, 17532, 19410, 19480, 20704, 21915, 23292, 23376, 25880, 29115, 29220, 31056, 31168, 35064, 38820, 38960, 41408, 43830, 46584, 46752, 51760, 58230, 58440, 62112, 62336, 70128, 77640, 77920, 82816, 87660, 93168, 93504, 103520, 116460, 116880, 124224, 140256, 155280, 155840, 175320, 186336, 187008, 207040, 232920, 233760, 248448, 280512, 310560, 311680, 315089, 350640, 372672, 414080, 465840, 467520, 561024, 621120, 630178, 701280, 745344, 931680, 935040, 945267, 1242240, 1260356, 1402560, 1575445, 1863360, 1890534, 2520712, 2805120, 2835801, 3150890, 3726720, 3781068, 4726335, 5041424, 5671602, 6301780, 7562136, 9452670, 10082848, 11343204, 12603560, 14179005, 15124272, 18905340, 20165696, 22686408, 25207120, 28358010, 30248544, 37810680, 40331392, 45372816, 50414240, 56716020, 60497088, 75621360, 90745632, 100828480, 113432040, 120994176, 151242720, 181491264, 201656960, 226864080, 302485440, 362982528, 453728160, 604970880, 907456320, 1814912640]

約数ペア:

[(1, 1814912640), (2, 907456320), (3, 604970880), (4, 453728160), (5, 362982528), (6, 302485440), (8, 226864080), (9, 201656960), (10, 181491264), (12, 151242720), (15, 120994176), (16, 113432040), (18, 100828480), (20, 90745632), (24, 75621360), (30, 60497088), (32, 56716020), (36, 50414240), (40, 45372816), (45, 40331392), (48, 37810680), (60, 30248544), (64, 28358010), (72, 25207120), (80, 22686408), (90, 20165696), (96, 18905340), (120, 15124272), (128, 14179005), (144, 12603560), (160, 11343204), (180, 10082848), (192, 9452670), (240, 7562136), (288, 6301780), (320, 5671602), (360, 5041424), (384, 4726335), (480, 3781068), (487, 3726720), (576, 3150890), (640, 2835801), (647, 2805120), (720, 2520712), (960, 1890534), (974, 1863360), (1152, 1575445), (1294, 1402560), (1440, 1260356), (1461, 1242240), (1920, 945267), (1941, 935040), (1948, 931680), (2435, 745344), (2588, 701280), (2880, 630178), (2922, 621120), (3235, 561024), (3882, 467520), (3896, 465840), (4383, 414080), (4870, 372672), (5176, 350640), (5760, 315089), (5823, 311680), (5844, 310560), (6470, 280512), (7305, 248448), (7764, 233760), (7792, 232920), (8766, 207040), (9705, 187008), (9740, 186336), (10352, 175320), (11646, 155840), (11688, 155280), (12940, 140256), (14610, 124224), (15528, 116880), (15584, 116460), (17532, 103520), (19410, 93504), (19480, 93168), (20704, 87660), (21915, 82816), (23292, 77920), (23376, 77640), (25880, 70128), (29115, 62336), (29220, 62112), (31056, 58440), (31168, 58230), (35064, 51760), (38820, 46752), (38960, 46584), (41408, 43830)]