189138720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{394039}}^1$

素因数の和:394057

約数の個数: 48

約数和(自身を含む): 595788480

約数和(自身を除く): 406649760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 394039, 788078, 1182117, 1576156, 1970195, 2364234, 3152312, 3940390, 4728468, 5910585, 6304624, 7880780, 9456936, 11821170, 12609248, 15761560, 18913872, 23642340, 31523120, 37827744, 47284680, 63046240, 94569360, 189138720]

約数ペア:

[(1, 189138720), (2, 94569360), (3, 63046240), (4, 47284680), (5, 37827744), (6, 31523120), (8, 23642340), (10, 18913872), (12, 15761560), (15, 12609248), (16, 11821170), (20, 9456936), (24, 7880780), (30, 6304624), (32, 5910585), (40, 4728468), (48, 3940390), (60, 3152312), (80, 2364234), (96, 1970195), (120, 1576156), (160, 1182117), (240, 788078), (480, 394039)]