200207140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4751}}^1$

素因数の和:4817

約数の個数: 72

約数和(自身を含む): 500556672

約数和(自身を除く): 300349532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 4751, 6020, 8428, 9502, 10535, 19004, 21070, 23755, 33257, 42140, 47510, 66514, 95020, 133028, 166285, 204293, 232799, 332570, 408586, 465598, 665140, 817172, 931196, 1021465, 1163995, 1430051, 2042930, 2327990, 2860102, 4085860, 4655980, 5720204, 7150255, 10010357, 14300510, 20020714, 28601020, 40041428, 50051785, 100103570, 200207140]

約数ペア:

[(1, 200207140), (2, 100103570), (4, 50051785), (5, 40041428), (7, 28601020), (10, 20020714), (14, 14300510), (20, 10010357), (28, 7150255), (35, 5720204), (43, 4655980), (49, 4085860), (70, 2860102), (86, 2327990), (98, 2042930), (140, 1430051), (172, 1163995), (196, 1021465), (215, 931196), (245, 817172), (301, 665140), (430, 465598), (490, 408586), (602, 332570), (860, 232799), (980, 204293), (1204, 166285), (1505, 133028), (2107, 95020), (3010, 66514), (4214, 47510), (4751, 42140), (6020, 33257), (8428, 23755), (9502, 21070), (10535, 19004)]