129767760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{180233}}^1$

素因数の和:180252

約数の個数: 60

約数和(自身を含む): 435805812

約数和(自身を除く): 306038052

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 180233, 360466, 540699, 720932, 901165, 1081398, 1441864, 1622097, 1802330, 2162796, 2703495, 2883728, 3244194, 3604660, 4325592, 5406990, 6488388, 7209320, 8110485, 8651184, 10813980, 12976776, 14418640, 16220970, 21627960, 25953552, 32441940, 43255920, 64883880, 129767760]

約数ペア:

[(1, 129767760), (2, 64883880), (3, 43255920), (4, 32441940), (5, 25953552), (6, 21627960), (8, 16220970), (9, 14418640), (10, 12976776), (12, 10813980), (15, 8651184), (16, 8110485), (18, 7209320), (20, 6488388), (24, 5406990), (30, 4325592), (36, 3604660), (40, 3244194), (45, 2883728), (48, 2703495), (60, 2162796), (72, 1802330), (80, 1622097), (90, 1441864), (120, 1081398), (144, 901165), (180, 720932), (240, 540699), (360, 360466), (720, 180233)]