123126720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{128257}}^1$

素因数の和:128277

約数の個数: 56

約数和(自身を含む): 390930384

約数和(自身を除く): 267803664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 128257, 256514, 384771, 513028, 641285, 769542, 1026056, 1282570, 1539084, 1923855, 2052112, 2565140, 3078168, 3847710, 4104224, 5130280, 6156336, 7695420, 8208448, 10260560, 12312672, 15390840, 20521120, 24625344, 30781680, 41042240, 61563360, 123126720]

約数ペア:

[(1, 123126720), (2, 61563360), (3, 41042240), (4, 30781680), (5, 24625344), (6, 20521120), (8, 15390840), (10, 12312672), (12, 10260560), (15, 8208448), (16, 7695420), (20, 6156336), (24, 5130280), (30, 4104224), (32, 3847710), (40, 3078168), (48, 2565140), (60, 2052112), (64, 1923855), (80, 1539084), (96, 1282570), (120, 1026056), (160, 769542), (192, 641285), (240, 513028), (320, 384771), (480, 256514), (960, 128257)]