130765680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181619}}^1$

素因数の和:181638

約数の個数: 60

約数和(自身を含む): 439157160

約数和(自身を除く): 308391480

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, 181619, 363238, 544857, 726476, 908095, 1089714, 1452952, 1634571, 1816190, 2179428, 2724285, 2905904, 3269142, 3632380, 4358856, 5448570, 6538284, 7264760, 8172855, 8717712, 10897140, 13076568, 14529520, 16345710, 21794280, 26153136, 32691420, 43588560, 65382840, 130765680]

約数ペア:

[(1, 130765680), (2, 65382840), (3, 43588560), (4, 32691420), (5, 26153136), (6, 21794280), (8, 16345710), (9, 14529520), (10, 13076568), (12, 10897140), (15, 8717712), (16, 8172855), (18, 7264760), (20, 6538284), (24, 5448570), (30, 4358856), (36, 3632380), (40, 3269142), (45, 2905904), (48, 2724285), (60, 2179428), (72, 1816190), (80, 1634571), (90, 1452952), (120, 1089714), (144, 908095), (180, 726476), (240, 544857), (360, 363238), (720, 181619)]