289370684

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 544320000

約数和(自身を除く): 254949316

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 179, 239, 356, 358, 478, 716, 956, 1691, 3382, 3401, 4541, 6764, 6802, 9082, 13604, 15931, 18164, 21271, 31862, 42542, 42781, 63724, 85084, 85562, 171124, 302689, 404149, 605378, 808298, 812839, 1210756, 1616596, 1625678, 3251356, 3807509, 7615018, 15230036, 72342671, 144685342, 289370684]

約数ペア:

[(1, 289370684), (2, 144685342), (4, 72342671), (19, 15230036), (38, 7615018), (76, 3807509), (89, 3251356), (178, 1625678), (179, 1616596), (239, 1210756), (356, 812839), (358, 808298), (478, 605378), (716, 404149), (956, 302689), (1691, 171124), (3382, 85562), (3401, 85084), (4541, 63724), (6764, 42781), (6802, 42542), (9082, 31862), (13604, 21271), (15931, 18164)]