287901360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1423}}^1$

素因数の和:1723

約数の個数: 120

約数和(自身を含む): 970991424

約数和(自身を除く): 683090064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 281, 360, 562, 720, 843, 1124, 1405, 1423, 1686, 2248, 2529, 2810, 2846, 3372, 4215, 4269, 4496, 5058, 5620, 5692, 6744, 7115, 8430, 8538, 10116, 11240, 11384, 12645, 12807, 13488, 14230, 16860, 17076, 20232, 21345, 22480, 22768, 25290, 25614, 28460, 33720, 34152, 40464, 42690, 50580, 51228, 56920, 64035, 67440, 68304, 85380, 101160, 102456, 113840, 128070, 170760, 202320, 204912, 256140, 341520, 399863, 512280, 799726, 1024560, 1199589, 1599452, 1999315, 2399178, 3198904, 3598767, 3998630, 4798356, 5997945, 6397808, 7197534, 7997260, 9596712, 11995890, 14395068, 15994520, 17993835, 19193424, 23991780, 28790136, 31989040, 35987670, 47983560, 57580272, 71975340, 95967120, 143950680, 287901360]

約数ペア:

[(1, 287901360), (2, 143950680), (3, 95967120), (4, 71975340), (5, 57580272), (6, 47983560), (8, 35987670), (9, 31989040), (10, 28790136), (12, 23991780), (15, 19193424), (16, 17993835), (18, 15994520), (20, 14395068), (24, 11995890), (30, 9596712), (36, 7997260), (40, 7197534), (45, 6397808), (48, 5997945), (60, 4798356), (72, 3998630), (80, 3598767), (90, 3198904), (120, 2399178), (144, 1999315), (180, 1599452), (240, 1199589), (281, 1024560), (360, 799726), (562, 512280), (720, 399863), (843, 341520), (1124, 256140), (1405, 204912), (1423, 202320), (1686, 170760), (2248, 128070), (2529, 113840), (2810, 102456), (2846, 101160), (3372, 85380), (4215, 68304), (4269, 67440), (4496, 64035), (5058, 56920), (5620, 51228), (5692, 50580), (6744, 42690), (7115, 40464), (8430, 34152), (8538, 33720), (10116, 28460), (11240, 25614), (11384, 25290), (12645, 22768), (12807, 22480), (13488, 21345), (14230, 20232), (16860, 17076)]