78702480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 265931640

約数和(自身を除く): 187229160

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, 389, 562, 720, 778, 843, 1124, 1167, 1405, 1556, 1686, 1945, 2248, 2334, 2529, 2810, 3112, 3372, 3501, 3890, 4215, 4496, 4668, 5058, 5620, 5835, 6224, 6744, 7002, 7780, 8430, 9336, 10116, 11240, 11670, 12645, 13488, 14004, 15560, 16860, 17505, 18672, 20232, 22480, 23340, 25290, 28008, 31120, 33720, 35010, 40464, 46680, 50580, 56016, 67440, 70020, 93360, 101160, 109309, 140040, 202320, 218618, 280080, 327927, 437236, 546545, 655854, 874472, 983781, 1093090, 1311708, 1639635, 1748944, 1967562, 2186180, 2623416, 3279270, 3935124, 4372360, 4918905, 5246832, 6558540, 7870248, 8744720, 9837810, 13117080, 15740496, 19675620, 26234160, 39351240, 78702480]

約数ペア:

[(1, 78702480), (2, 39351240), (3, 26234160), (4, 19675620), (5, 15740496), (6, 13117080), (8, 9837810), (9, 8744720), (10, 7870248), (12, 6558540), (15, 5246832), (16, 4918905), (18, 4372360), (20, 3935124), (24, 3279270), (30, 2623416), (36, 2186180), (40, 1967562), (45, 1748944), (48, 1639635), (60, 1311708), (72, 1093090), (80, 983781), (90, 874472), (120, 655854), (144, 546545), (180, 437236), (240, 327927), (281, 280080), (360, 218618), (389, 202320), (562, 140040), (720, 109309), (778, 101160), (843, 93360), (1124, 70020), (1167, 67440), (1405, 56016), (1556, 50580), (1686, 46680), (1945, 40464), (2248, 35010), (2334, 33720), (2529, 31120), (2810, 28008), (3112, 25290), (3372, 23340), (3501, 22480), (3890, 20232), (4215, 18672), (4496, 17505), (4668, 16860), (5058, 15560), (5620, 14004), (5835, 13488), (6224, 12645), (6744, 11670), (7002, 11240), (7780, 10116), (8430, 9336)]