131115320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2377}}^1$

素因数の和:2592

約数の個数: 64

約数和(自身を含む): 339007680

約数和(自身を除く): 207892360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2377, 2758, 3940, 4754, 5516, 6895, 7880, 9508, 11032, 11885, 13790, 16639, 19016, 23770, 27580, 33278, 47540, 55160, 66556, 83195, 95080, 133112, 166390, 332780, 468269, 665560, 936538, 1873076, 2341345, 3277883, 3746152, 4682690, 6555766, 9365380, 13111532, 16389415, 18730760, 26223064, 32778830, 65557660, 131115320]

約数ペア:

[(1, 131115320), (2, 65557660), (4, 32778830), (5, 26223064), (7, 18730760), (8, 16389415), (10, 13111532), (14, 9365380), (20, 6555766), (28, 4682690), (35, 3746152), (40, 3277883), (56, 2341345), (70, 1873076), (140, 936538), (197, 665560), (280, 468269), (394, 332780), (788, 166390), (985, 133112), (1379, 95080), (1576, 83195), (1970, 66556), (2377, 55160), (2758, 47540), (3940, 33278), (4754, 27580), (5516, 23770), (6895, 19016), (7880, 16639), (9508, 13790), (11032, 11885)]