201615890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{479}}^1\times {\mathrm{859}}^1$

素因数の和:1359

約数の個数: 48

約数和(自身を含む): 423532800

約数和(自身を除く): 221916910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 479, 490, 859, 958, 1718, 2395, 3353, 4295, 4790, 6013, 6706, 8590, 12026, 16765, 23471, 30065, 33530, 42091, 46942, 60130, 84182, 117355, 210455, 234710, 411461, 420910, 822922, 2057305, 2880227, 4114610, 5760454, 14401135, 20161589, 28802270, 40323178, 100807945, 201615890]

約数ペア:

[(1, 201615890), (2, 100807945), (5, 40323178), (7, 28802270), (10, 20161589), (14, 14401135), (35, 5760454), (49, 4114610), (70, 2880227), (98, 2057305), (245, 822922), (479, 420910), (490, 411461), (859, 234710), (958, 210455), (1718, 117355), (2395, 84182), (3353, 60130), (4295, 46942), (4790, 42091), (6013, 33530), (6706, 30065), (8590, 23471), (12026, 16765)]