20163022980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1187}}^1\times {\mathrm{3181}}^1$

素因数の和:4469

約数の個数: 96

約数和(自身を含む): 57156865920

約数和(自身を除く): 36993842940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1187, 1335, 1780, 2374, 2670, 3181, 3561, 4748, 5340, 5935, 6362, 7122, 9543, 11870, 12724, 14244, 15905, 17805, 19086, 23740, 31810, 35610, 38172, 47715, 63620, 71220, 95430, 105643, 190860, 211286, 283109, 316929, 422572, 528215, 566218, 633858, 849327, 1056430, 1132436, 1267716, 1415545, 1584645, 1698654, 2112860, 2831090, 3169290, 3397308, 3775847, 4246635, 5662180, 6338580, 7551694, 8493270, 11327541, 15103388, 16986540, 18879235, 22655082, 37758470, 45310164, 56637705, 75516940, 113275410, 226550820, 336050383, 672100766, 1008151149, 1344201532, 1680251915, 2016302298, 3360503830, 4032604596, 5040755745, 6721007660, 10081511490, 20163022980]

約数ペア:

[(1, 20163022980), (2, 10081511490), (3, 6721007660), (4, 5040755745), (5, 4032604596), (6, 3360503830), (10, 2016302298), (12, 1680251915), (15, 1344201532), (20, 1008151149), (30, 672100766), (60, 336050383), (89, 226550820), (178, 113275410), (267, 75516940), (356, 56637705), (445, 45310164), (534, 37758470), (890, 22655082), (1068, 18879235), (1187, 16986540), (1335, 15103388), (1780, 11327541), (2374, 8493270), (2670, 7551694), (3181, 6338580), (3561, 5662180), (4748, 4246635), (5340, 3775847), (5935, 3397308), (6362, 3169290), (7122, 2831090), (9543, 2112860), (11870, 1698654), (12724, 1584645), (14244, 1415545), (15905, 1267716), (17805, 1132436), (19086, 1056430), (23740, 849327), (31810, 633858), (35610, 566218), (38172, 528215), (47715, 422572), (63620, 316929), (71220, 283109), (95430, 211286), (105643, 190860)]