123197280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{256661}}^1$

素因数の和:256679

約数の個数: 48

約数和(自身を含む): 388072944

約数和(自身を除く): 264875664

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, 256661, 513322, 769983, 1026644, 1283305, 1539966, 2053288, 2566610, 3079932, 3849915, 4106576, 5133220, 6159864, 7699830, 8213152, 10266440, 12319728, 15399660, 20532880, 24639456, 30799320, 41065760, 61598640, 123197280]

約数ペア:

[(1, 123197280), (2, 61598640), (3, 41065760), (4, 30799320), (5, 24639456), (6, 20532880), (8, 15399660), (10, 12319728), (12, 10266440), (15, 8213152), (16, 7699830), (20, 6159864), (24, 5133220), (30, 4106576), (32, 3849915), (40, 3079932), (48, 2566610), (60, 2053288), (80, 1539966), (96, 1283305), (120, 1026644), (160, 769983), (240, 513322), (480, 256661)]