345382020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44623}}^1$

素因数の和:44681

約数の個数: 72

約数和(自身を含む): 1072046976

約数和(自身を除く): 726664956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 44623, 89246, 133869, 178492, 223115, 267738, 401607, 446230, 535476, 669345, 803214, 892460, 1338690, 1606428, 1918789, 2008035, 2677380, 3837578, 4016070, 5756367, 7675156, 8032140, 9593945, 11512734, 17269101, 19187890, 23025468, 28781835, 34538202, 38375780, 57563670, 69076404, 86345505, 115127340, 172691010, 345382020]

約数ペア:

[(1, 345382020), (2, 172691010), (3, 115127340), (4, 86345505), (5, 69076404), (6, 57563670), (9, 38375780), (10, 34538202), (12, 28781835), (15, 23025468), (18, 19187890), (20, 17269101), (30, 11512734), (36, 9593945), (43, 8032140), (45, 7675156), (60, 5756367), (86, 4016070), (90, 3837578), (129, 2677380), (172, 2008035), (180, 1918789), (215, 1606428), (258, 1338690), (387, 892460), (430, 803214), (516, 669345), (645, 535476), (774, 446230), (860, 401607), (1290, 267738), (1548, 223115), (1935, 178492), (2580, 133869), (3870, 89246), (7740, 44623)]