1815679890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{71287}}^1$

素因数の和:71583

約数の個数: 48

約数和(自身を含む): 4737515328

約数和(自身を除く): 2921835438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 283, 566, 849, 1415, 1698, 2547, 2830, 4245, 5094, 8490, 12735, 25470, 71287, 142574, 213861, 356435, 427722, 641583, 712870, 1069305, 1283166, 2138610, 3207915, 6415830, 20174221, 40348442, 60522663, 100871105, 121045326, 181567989, 201742210, 302613315, 363135978, 605226630, 907839945, 1815679890]

約数ペア:

[(1, 1815679890), (2, 907839945), (3, 605226630), (5, 363135978), (6, 302613315), (9, 201742210), (10, 181567989), (15, 121045326), (18, 100871105), (30, 60522663), (45, 40348442), (90, 20174221), (283, 6415830), (566, 3207915), (849, 2138610), (1415, 1283166), (1698, 1069305), (2547, 712870), (2830, 641583), (4245, 427722), (5094, 356435), (8490, 213861), (12735, 142574), (25470, 71287)]