155507760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{215983}}^1$

素因数の和:216002

約数の個数: 60

約数和(自身を含む): 522249312

約数和(自身を除く): 366741552

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, 215983, 431966, 647949, 863932, 1079915, 1295898, 1727864, 1943847, 2159830, 2591796, 3239745, 3455728, 3887694, 4319660, 5183592, 6479490, 7775388, 8639320, 9719235, 10367184, 12958980, 15550776, 17278640, 19438470, 25917960, 31101552, 38876940, 51835920, 77753880, 155507760]

約数ペア:

[(1, 155507760), (2, 77753880), (3, 51835920), (4, 38876940), (5, 31101552), (6, 25917960), (8, 19438470), (9, 17278640), (10, 15550776), (12, 12958980), (15, 10367184), (16, 9719235), (18, 8639320), (20, 7775388), (24, 6479490), (30, 5183592), (36, 4319660), (40, 3887694), (45, 3455728), (48, 3239745), (60, 2591796), (72, 2159830), (80, 1943847), (90, 1727864), (120, 1295898), (144, 1079915), (180, 863932), (240, 647949), (360, 431966), (720, 215983)]