69535980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5441}}^1$

素因数の和:5527

約数の個数: 72

約数和(自身を含む): 213935904

約数和(自身を除く): 144399924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 5441, 6390, 10882, 12780, 16323, 21764, 27205, 32646, 48969, 54410, 65292, 81615, 97938, 108820, 163230, 195876, 244845, 326460, 386311, 489690, 772622, 979380, 1158933, 1545244, 1931555, 2317866, 3476799, 3863110, 4635732, 5794665, 6953598, 7726220, 11589330, 13907196, 17383995, 23178660, 34767990, 69535980]

約数ペア:

[(1, 69535980), (2, 34767990), (3, 23178660), (4, 17383995), (5, 13907196), (6, 11589330), (9, 7726220), (10, 6953598), (12, 5794665), (15, 4635732), (18, 3863110), (20, 3476799), (30, 2317866), (36, 1931555), (45, 1545244), (60, 1158933), (71, 979380), (90, 772622), (142, 489690), (180, 386311), (213, 326460), (284, 244845), (355, 195876), (426, 163230), (639, 108820), (710, 97938), (852, 81615), (1065, 65292), (1278, 54410), (1420, 48969), (2130, 32646), (2556, 27205), (3195, 21764), (4260, 16323), (5441, 12780), (6390, 10882)]