30819866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 61102080

約数和(自身を除く): 30282214

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 67, 77, 103, 134, 154, 203, 206, 319, 406, 469, 638, 721, 737, 938, 1133, 1442, 1474, 1943, 2233, 2266, 2987, 3886, 4466, 5159, 5974, 6901, 7931, 10318, 13601, 13802, 15862, 20909, 21373, 27202, 32857, 41818, 42746, 48307, 65714, 75911, 96614, 149611, 151822, 200129, 229999, 299222, 400258, 459998, 531377, 1062754, 1400903, 2201419, 2801806, 4402838, 15409933, 30819866]

約数ペア:

[(1, 30819866), (2, 15409933), (7, 4402838), (11, 2801806), (14, 2201419), (22, 1400903), (29, 1062754), (58, 531377), (67, 459998), (77, 400258), (103, 299222), (134, 229999), (154, 200129), (203, 151822), (206, 149611), (319, 96614), (406, 75911), (469, 65714), (638, 48307), (721, 42746), (737, 41818), (938, 32857), (1133, 27202), (1442, 21373), (1474, 20909), (1943, 15862), (2233, 13802), (2266, 13601), (2987, 10318), (3886, 7931), (4466, 6901), (5159, 5974)]