205286520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2039}}^1$

素因数の和:2892

約数の個数: 64

約数和(自身を含む): 616896000

約数和(自身を除く): 411609480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 839, 1678, 2039, 2517, 3356, 4078, 4195, 5034, 6117, 6712, 8156, 8390, 10068, 10195, 12234, 12585, 16312, 16780, 20136, 20390, 24468, 25170, 30585, 33560, 40780, 48936, 50340, 61170, 81560, 100680, 122340, 244680, 1710721, 3421442, 5132163, 6842884, 8553605, 10264326, 13685768, 17107210, 20528652, 25660815, 34214420, 41057304, 51321630, 68428840, 102643260, 205286520]

約数ペア:

[(1, 205286520), (2, 102643260), (3, 68428840), (4, 51321630), (5, 41057304), (6, 34214420), (8, 25660815), (10, 20528652), (12, 17107210), (15, 13685768), (20, 10264326), (24, 8553605), (30, 6842884), (40, 5132163), (60, 3421442), (120, 1710721), (839, 244680), (1678, 122340), (2039, 100680), (2517, 81560), (3356, 61170), (4078, 50340), (4195, 48936), (5034, 40780), (6117, 33560), (6712, 30585), (8156, 25170), (8390, 24468), (10068, 20390), (10195, 20136), (12234, 16780), (12585, 16312)]