636000720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{16879}}^1$

素因数の和:17052

約数の個数: 80

約数和(自身を含む): 1984277760

約数和(自身を除く): 1348277040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 7536, 9420, 12560, 16879, 18840, 33758, 37680, 50637, 67516, 84395, 101274, 135032, 168790, 202548, 253185, 270064, 337580, 405096, 506370, 675160, 810192, 1012740, 1350320, 2025480, 2650003, 4050960, 5300006, 7950009, 10600012, 13250015, 15900018, 21200024, 26500030, 31800036, 39750045, 42400048, 53000060, 63600072, 79500090, 106000120, 127200144, 159000180, 212000240, 318000360, 636000720]

約数ペア:

[(1, 636000720), (2, 318000360), (3, 212000240), (4, 159000180), (5, 127200144), (6, 106000120), (8, 79500090), (10, 63600072), (12, 53000060), (15, 42400048), (16, 39750045), (20, 31800036), (24, 26500030), (30, 21200024), (40, 15900018), (48, 13250015), (60, 10600012), (80, 7950009), (120, 5300006), (157, 4050960), (240, 2650003), (314, 2025480), (471, 1350320), (628, 1012740), (785, 810192), (942, 675160), (1256, 506370), (1570, 405096), (1884, 337580), (2355, 270064), (2512, 253185), (3140, 202548), (3768, 168790), (4710, 135032), (6280, 101274), (7536, 84395), (9420, 67516), (12560, 50637), (16879, 37680), (18840, 33758)]