1284687110210

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{1457371}}^1$

素因数の和:1457656

約数の個数: 64

約数和(自身を含む): 2707214227200

約数和(自身を除く): 1422527116990

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 257, 343, 490, 514, 686, 1285, 1715, 1799, 2570, 3430, 3598, 8995, 12593, 17990, 25186, 62965, 88151, 125930, 176302, 440755, 881510, 1457371, 2914742, 7286855, 10201597, 14573710, 20403194, 51007985, 71411179, 102015970, 142822358, 357055895, 374544347, 499878253, 714111790, 749088694, 999756506, 1872721735, 2499391265, 2621810429, 3745443470, 4998782530, 5243620858, 13109052145, 18352673003, 26218104290, 36705346006, 91763365015, 128468711021, 183526730030, 256937422042, 642343555105, 1284687110210]

約数ペア:

[(1, 1284687110210), (2, 642343555105), (5, 256937422042), (7, 183526730030), (10, 128468711021), (14, 91763365015), (35, 36705346006), (49, 26218104290), (70, 18352673003), (98, 13109052145), (245, 5243620858), (257, 4998782530), (343, 3745443470), (490, 2621810429), (514, 2499391265), (686, 1872721735), (1285, 999756506), (1715, 749088694), (1799, 714111790), (2570, 499878253), (3430, 374544347), (3598, 357055895), (8995, 142822358), (12593, 102015970), (17990, 71411179), (25186, 51007985), (62965, 20403194), (88151, 14573710), (125930, 10201597), (176302, 7286855), (440755, 2914742), (881510, 1457371)]