738691660

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{15383}}^1$

素因数の和:15420

約数の個数: 60

約数和(自身を含む): 1809804528

約数和(自身を除く): 1071112868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 15383, 24010, 30766, 48020, 61532, 76915, 107681, 153830, 215362, 307660, 430724, 538405, 753767, 1076810, 1507534, 2153620, 3015068, 3768835, 5276369, 7537670, 10552738, 15075340, 21105476, 26381845, 36934583, 52763690, 73869166, 105527380, 147738332, 184672915, 369345830, 738691660]

約数ペア:

[(1, 738691660), (2, 369345830), (4, 184672915), (5, 147738332), (7, 105527380), (10, 73869166), (14, 52763690), (20, 36934583), (28, 26381845), (35, 21105476), (49, 15075340), (70, 10552738), (98, 7537670), (140, 5276369), (196, 3768835), (245, 3015068), (343, 2153620), (490, 1507534), (686, 1076810), (980, 753767), (1372, 538405), (1715, 430724), (2401, 307660), (3430, 215362), (4802, 153830), (6860, 107681), (9604, 76915), (12005, 61532), (15383, 48020), (24010, 30766)]