915297440

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:694

約数の個数: 96

約数和(自身を含む): 2207399040

約数和(自身を除く): 1292101600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 157, 160, 166, 314, 332, 415, 439, 628, 664, 785, 830, 878, 1256, 1328, 1570, 1660, 1756, 2195, 2512, 2656, 3140, 3320, 3512, 4390, 5024, 6280, 6640, 7024, 8780, 12560, 13031, 13280, 14048, 17560, 25120, 26062, 35120, 36437, 52124, 65155, 68923, 70240, 72874, 104248, 130310, 137846, 145748, 182185, 208496, 260620, 275692, 291496, 344615, 364370, 416992, 521240, 551384, 582992, 689230, 728740, 1042480, 1102768, 1165984, 1378460, 1457480, 2084960, 2205536, 2756920, 2914960, 5513840, 5720609, 5829920, 11027680, 11441218, 22882436, 28603045, 45764872, 57206090, 91529744, 114412180, 183059488, 228824360, 457648720, 915297440]

約数ペア:

[(1, 915297440), (2, 457648720), (4, 228824360), (5, 183059488), (8, 114412180), (10, 91529744), (16, 57206090), (20, 45764872), (32, 28603045), (40, 22882436), (80, 11441218), (83, 11027680), (157, 5829920), (160, 5720609), (166, 5513840), (314, 2914960), (332, 2756920), (415, 2205536), (439, 2084960), (628, 1457480), (664, 1378460), (785, 1165984), (830, 1102768), (878, 1042480), (1256, 728740), (1328, 689230), (1570, 582992), (1660, 551384), (1756, 521240), (2195, 416992), (2512, 364370), (2656, 344615), (3140, 291496), (3320, 275692), (3512, 260620), (4390, 208496), (5024, 182185), (6280, 145748), (6640, 137846), (7024, 130310), (8780, 104248), (12560, 72874), (13031, 70240), (13280, 68923), (14048, 65155), (17560, 52124), (25120, 36437), (26062, 35120)]