61656420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{146801}}^1$

素因数の和:146820

約数の個数: 48

約数和(自身を含む): 197301888

約数和(自身を除く): 135645468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 146801, 293602, 440403, 587204, 734005, 880806, 1027607, 1468010, 1761612, 2055214, 2202015, 2936020, 3082821, 4110428, 4404030, 5138035, 6165642, 8808060, 10276070, 12331284, 15414105, 20552140, 30828210, 61656420]

約数ペア:

[(1, 61656420), (2, 30828210), (3, 20552140), (4, 15414105), (5, 12331284), (6, 10276070), (7, 8808060), (10, 6165642), (12, 5138035), (14, 4404030), (15, 4110428), (20, 3082821), (21, 2936020), (28, 2202015), (30, 2055214), (35, 1761612), (42, 1468010), (60, 1027607), (70, 880806), (84, 734005), (105, 587204), (140, 440403), (210, 293602), (420, 146801)]