247377708

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{811}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 645816080

約数和(自身を除く): 398438372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 229, 333, 444, 458, 666, 687, 811, 916, 1332, 1374, 1622, 2061, 2433, 2748, 3244, 4122, 4866, 7299, 8244, 8473, 9732, 14598, 16946, 25419, 29196, 30007, 33892, 50838, 60014, 76257, 90021, 101676, 120028, 152514, 180042, 185719, 270063, 305028, 360084, 371438, 540126, 557157, 742876, 1080252, 1114314, 1671471, 2228628, 3342942, 6685884, 6871603, 13743206, 20614809, 27486412, 41229618, 61844427, 82459236, 123688854, 247377708]

約数ペア:

[(1, 247377708), (2, 123688854), (3, 82459236), (4, 61844427), (6, 41229618), (9, 27486412), (12, 20614809), (18, 13743206), (36, 6871603), (37, 6685884), (74, 3342942), (111, 2228628), (148, 1671471), (222, 1114314), (229, 1080252), (333, 742876), (444, 557157), (458, 540126), (666, 371438), (687, 360084), (811, 305028), (916, 270063), (1332, 185719), (1374, 180042), (1622, 152514), (2061, 120028), (2433, 101676), (2748, 90021), (3244, 76257), (4122, 60014), (4866, 50838), (7299, 33892), (8244, 30007), (8473, 29196), (9732, 25419), (14598, 16946)]