329132020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 856956240

約数和(自身を除く): 527824220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 37, 49, 58, 70, 74, 98, 116, 140, 145, 148, 185, 196, 203, 245, 259, 290, 313, 370, 406, 490, 518, 580, 626, 740, 812, 980, 1015, 1036, 1073, 1252, 1295, 1421, 1565, 1813, 2030, 2146, 2191, 2590, 2842, 3130, 3626, 4060, 4292, 4382, 5180, 5365, 5684, 6260, 7105, 7252, 7511, 8764, 9065, 9077, 10730, 10955, 11581, 14210, 15022, 15337, 18130, 18154, 21460, 21910, 23162, 28420, 30044, 30674, 36260, 36308, 37555, 43820, 45385, 46324, 52577, 57905, 61348, 63539, 75110, 76685, 81067, 90770, 105154, 115810, 127078, 150220, 153370, 162134, 181540, 210308, 231620, 254156, 262885, 306740, 317695, 324268, 335849, 405335, 444773, 525770, 567469, 635390, 671698, 810670, 889546, 1051540, 1134938, 1270780, 1343396, 1621340, 1679245, 1779092, 2223865, 2269876, 2350943, 2837345, 3358490, 4447730, 4701886, 5674690, 6716980, 8895460, 9403772, 11349380, 11754715, 16456601, 23509430, 32913202, 47018860, 65826404, 82283005, 164566010, 329132020]

約数ペア:

[(1, 329132020), (2, 164566010), (4, 82283005), (5, 65826404), (7, 47018860), (10, 32913202), (14, 23509430), (20, 16456601), (28, 11754715), (29, 11349380), (35, 9403772), (37, 8895460), (49, 6716980), (58, 5674690), (70, 4701886), (74, 4447730), (98, 3358490), (116, 2837345), (140, 2350943), (145, 2269876), (148, 2223865), (185, 1779092), (196, 1679245), (203, 1621340), (245, 1343396), (259, 1270780), (290, 1134938), (313, 1051540), (370, 889546), (406, 810670), (490, 671698), (518, 635390), (580, 567469), (626, 525770), (740, 444773), (812, 405335), (980, 335849), (1015, 324268), (1036, 317695), (1073, 306740), (1252, 262885), (1295, 254156), (1421, 231620), (1565, 210308), (1813, 181540), (2030, 162134), (2146, 153370), (2191, 150220), (2590, 127078), (2842, 115810), (3130, 105154), (3626, 90770), (4060, 81067), (4292, 76685), (4382, 75110), (5180, 63539), (5365, 61348), (5684, 57905), (6260, 52577), (7105, 46324), (7252, 45385), (7511, 43820), (8764, 37555), (9065, 36308), (9077, 36260), (10730, 30674), (10955, 30044), (11581, 28420), (14210, 23162), (15022, 21910), (15337, 21460), (18130, 18154)]