257431080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{761}}^1\times {\mathrm{2819}}^1$

素因数の和:3594

約数の個数: 64

約数和(自身を含む): 773582400

約数和(自身を除く): 516151320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 761, 1522, 2283, 2819, 3044, 3805, 4566, 5638, 6088, 7610, 8457, 9132, 11276, 11415, 14095, 15220, 16914, 18264, 22552, 22830, 28190, 30440, 33828, 42285, 45660, 56380, 67656, 84570, 91320, 112760, 169140, 338280, 2145259, 4290518, 6435777, 8581036, 10726295, 12871554, 17162072, 21452590, 25743108, 32178885, 42905180, 51486216, 64357770, 85810360, 128715540, 257431080]

約数ペア:

[(1, 257431080), (2, 128715540), (3, 85810360), (4, 64357770), (5, 51486216), (6, 42905180), (8, 32178885), (10, 25743108), (12, 21452590), (15, 17162072), (20, 12871554), (24, 10726295), (30, 8581036), (40, 6435777), (60, 4290518), (120, 2145259), (761, 338280), (1522, 169140), (2283, 112760), (2819, 91320), (3044, 84570), (3805, 67656), (4566, 56380), (5638, 45660), (6088, 42285), (7610, 33828), (8457, 30440), (9132, 28190), (11276, 22830), (11415, 22552), (14095, 18264), (15220, 16914)]