20347086960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{179999}}^1$

素因数の和:180175

約数の個数: 120

約数和(自身を含む): 68767920000

約数和(自身を除く): 48420833040

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, 157, 180, 240, 314, 360, 471, 628, 720, 785, 942, 1256, 1413, 1570, 1884, 2355, 2512, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 7536, 9420, 11304, 12560, 14130, 18840, 22608, 28260, 37680, 56520, 113040, 179999, 359998, 539997, 719996, 899995, 1079994, 1439992, 1619991, 1799990, 2159988, 2699985, 2879984, 3239982, 3599980, 4319976, 5399970, 6479964, 7199960, 8099955, 8639952, 10799940, 12959928, 14399920, 16199910, 21599880, 25919856, 28259843, 32399820, 43199760, 56519686, 64799640, 84779529, 113039372, 129599280, 141299215, 169559058, 226078744, 254338587, 282598430, 339118116, 423897645, 452157488, 508677174, 565196860, 678236232, 847795290, 1017354348, 1130393720, 1271692935, 1356472464, 1695590580, 2034708696, 2260787440, 2543385870, 3391181160, 4069417392, 5086771740, 6782362320, 10173543480, 20347086960]

約数ペア:

[(1, 20347086960), (2, 10173543480), (3, 6782362320), (4, 5086771740), (5, 4069417392), (6, 3391181160), (8, 2543385870), (9, 2260787440), (10, 2034708696), (12, 1695590580), (15, 1356472464), (16, 1271692935), (18, 1130393720), (20, 1017354348), (24, 847795290), (30, 678236232), (36, 565196860), (40, 508677174), (45, 452157488), (48, 423897645), (60, 339118116), (72, 282598430), (80, 254338587), (90, 226078744), (120, 169559058), (144, 141299215), (157, 129599280), (180, 113039372), (240, 84779529), (314, 64799640), (360, 56519686), (471, 43199760), (628, 32399820), (720, 28259843), (785, 25919856), (942, 21599880), (1256, 16199910), (1413, 14399920), (1570, 12959928), (1884, 10799940), (2355, 8639952), (2512, 8099955), (2826, 7199960), (3140, 6479964), (3768, 5399970), (4710, 4319976), (5652, 3599980), (6280, 3239982), (7065, 2879984), (7536, 2699985), (9420, 2159988), (11304, 1799990), (12560, 1619991), (14130, 1439992), (18840, 1079994), (22608, 899995), (28260, 719996), (37680, 539997), (56520, 359998), (113040, 179999)]